[go: up one dir, main page]

FR941004A - Perfectionnements aux postes téléphoniques - Google Patents

Perfectionnements aux postes téléphoniques

Info

Publication number
FR941004A
FR941004A FR941004DA FR941004A FR 941004 A FR941004 A FR 941004A FR 941004D A FR941004D A FR 941004DA FR 941004 A FR941004 A FR 941004A
Authority
FR
France
Prior art keywords
telephone sets
telephone
sets
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kellogg Switchboard and Supply Co
Original Assignee
Kellogg Switchboard and Supply Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kellogg Switchboard and Supply Co filed Critical Kellogg Switchboard and Supply Co
Application granted granted Critical
Publication of FR941004A publication Critical patent/FR941004A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/06—Hooks; Cradles
    • H04M1/08—Hooks; Cradles associated with switches operated by the weight of the receiver or hand-set
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/58—Anti-side-tone circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Patch Boards (AREA)
FR941004D 1945-07-13 1947-01-09 Perfectionnements aux postes téléphoniques Expired FR941004A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US604856A US2548723A (en) 1945-07-13 1945-07-13 Telephone set hook-switch apparatus
US665042A US2524350A (en) 1945-07-13 1946-04-26 Telephone set with means for adjusting its antisidetone circuit
US178269A US2635130A (en) 1945-07-13 1950-08-08 Subassembly for telephone sets

Publications (1)

Publication Number Publication Date
FR941004A true FR941004A (fr) 1948-12-30

Family

ID=27390956

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941004D Expired FR941004A (fr) 1945-07-13 1947-01-09 Perfectionnements aux postes téléphoniques

Country Status (3)

Country Link
US (3) US2548723A (fr)
FR (1) FR941004A (fr)
GB (1) GB624651A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732436A (en) * 1947-12-22 1956-01-24 Frequency in cycles per second
US2799725A (en) * 1954-09-14 1957-07-16 Int Standard Electric Corp Arrangement for coupling monitoring devices to two-wire communications transmission lines
US2868888A (en) * 1955-04-18 1959-01-13 North Electric Co Base for telephone substation set
US2912512A (en) * 1956-06-19 1959-11-10 Gen Telephone Lab Inc Anti-sidetone and line balancing telephone circuit
CH380195A (de) * 1959-05-30 1964-07-31 Tesla Np Gehäuse mit Einbauteilen für einen Fernsprecher
NL271742A (fr) * 1960-11-24
NL271743A (fr) * 1960-11-24
NL135145C (fr) * 1960-11-24

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417067A (en) * 1947-03-11 Telephone substation circuit
US1471388A (en) * 1921-01-26 1923-10-23 American Telephone & Telegraph Signaling circuit
US1835109A (en) * 1928-01-25 1931-12-08 Thomas J Ayres Stage cable connecter
BE361647A (fr) * 1928-11-07
US1912653A (en) * 1930-03-21 1933-06-06 Shakeproof Lock Washer Co Method of forming terminal rivets
GB372400A (en) * 1931-02-07 1932-05-09 Siemens Brothers & Co Ltd Improvements relating to telephone instrument circuits
US1901958A (en) * 1931-03-02 1933-03-21 Bell Telephone Labor Inc Substation circuit
US1967021A (en) * 1931-07-07 1934-07-17 Phillips Decker W Safety electrical connecter
US1936245A (en) * 1931-07-08 1933-11-21 S H Couch Company Inc Telephone
US2008283A (en) * 1932-10-20 1935-07-16 Bell Telephone Labor Inc Telephone substation apparatus
US2066876A (en) * 1934-07-02 1937-01-05 Rca Corp Wiring system for electrical apparatus
US2008387A (en) * 1934-09-17 1935-07-16 Wesley J Costin Jack
GB448143A (en) * 1935-04-10 1936-06-03 Gen Electric Co Ltd Improvements in or relating to telephone instruments
GB457215A (en) * 1935-08-09 1936-11-24 Gen Electric Co Ltd Improvements in or relating to telephone circuits
US2291808A (en) * 1937-07-23 1942-08-04 Hugh H Eby Inc Socket
US2226734A (en) * 1937-12-24 1940-12-31 Int Standard Electric Corp Telephone subset
US2268619A (en) * 1938-01-08 1942-01-06 Joseph A Beasley Radio receiving apparatus
BE435545A (fr) * 1938-07-22
US2199219A (en) * 1938-09-09 1940-04-30 Bell Telephone Labor Inc Terminal block
US2279713A (en) * 1938-10-29 1942-04-14 Int Standard Electric Corp Telephone subset
US2333299A (en) * 1940-11-13 1943-11-02 Int Standard Electric Corp Telephone subscriber's set
US2320726A (en) * 1940-11-29 1943-06-01 Bell Telephone Labor Inc Telephone station equipment
US2314225A (en) * 1941-11-18 1943-03-16 Leece Neville Co Regulator unit and mounting
US2375681A (en) * 1942-05-30 1945-05-08 Automatic Elect Lab Telephone set
US2362797A (en) * 1942-10-15 1944-11-14 Standard Telephones Cables Ltd Piezocrystal holder
BE463981A (fr) * 1942-10-30
US2369541A (en) * 1942-12-16 1945-02-13 Cinch Mfg Corp Radio and like tube socket and contact for the same
US2351459A (en) * 1943-06-08 1944-06-13 Bell Telephone Labor Inc Telephone set
US2495164A (en) * 1945-05-19 1950-01-17 Kellogg Switchboard & Supply Housing latch for telephone sets
US2482214A (en) * 1945-08-29 1949-09-20 Bell Telephone Labor Inc Connecting plug

Also Published As

Publication number Publication date
GB624651A (en) 1949-06-14
US2548723A (en) 1951-04-10
US2524350A (en) 1950-10-03
US2635130A (en) 1953-04-14

Similar Documents

Publication Publication Date Title
FR930839A (fr) Perfectionnements apportés aux mandrins
FR941004A (fr) Perfectionnements aux postes téléphoniques
FR941246A (fr) Perfectionnements aux postes téléphoniques
FR53872E (fr) Perfectionnements aux robinets
FR924554A (fr) Perfectionnements aux câbles de communication
FR941632A (fr) Perfectionnements apportés aux distributeurs-régulateurs
FR925218A (fr) Perfectionnements aux combinés téléphoniques
FR939091A (fr) Perfectionnements aux réseaux sélectifs
FR937686A (fr) Perfectionnements apportés aux dentiers
FR934388A (fr) Perfectionnements apportés aux pyromètres
FR915397A (fr) Perfectionnements relatifs aux aéromoteurs
FR919108A (fr) Perfectionnements aux pompes
FR915699A (fr) Perfectionnements aux câbles téléphoniques
FR917292A (fr) Perfectionnements aux installations téléphoniques
FR915908A (fr) Perfectionnements aux installations téléphoniques
FR997944A (fr) Perfectionnements aux circuits téléphoniques
FR56470E (fr) Perfectionnements aux constructions démontables
FR934017A (fr) Perfectionnements apportés aux échafaudages
FR943208A (fr) Perfectionnements aux broyeurs-pulvérisateurs
FR919601A (fr) Perfectionnements aux riveuses
FR915688A (fr) Perfectionnements apportés aux stylographes
FR996622A (fr) Perfectionnements aux standards téléphoniques
FR914929A (fr) Perfectionnements aux constructions
FR918122A (fr) Perfectionnements apportés aux soutien-gorge
FR917210A (fr) Perfectionnements apportés aux soutiens-gorge