[go: up one dir, main page]

FR820667A - Prepayment pots for telephone or similar systems - Google Patents

Prepayment pots for telephone or similar systems

Info

Publication number
FR820667A
FR820667A FR820667DA FR820667A FR 820667 A FR820667 A FR 820667A FR 820667D A FR820667D A FR 820667DA FR 820667 A FR820667 A FR 820667A
Authority
FR
France
Prior art keywords
prepayment
pots
telephone
similar systems
systems
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
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR820667A publication Critical patent/FR820667A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H04M17/026—Constructional features

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
FR820667D 1936-05-02 1937-04-16 Prepayment pots for telephone or similar systems Expired FR820667A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE206559X 1936-05-02

Publications (1)

Publication Number Publication Date
FR820667A true FR820667A (en) 1937-11-16

Family

ID=3865860

Family Applications (1)

Application Number Title Priority Date Filing Date
FR820667D Expired FR820667A (en) 1936-05-02 1937-04-16 Prepayment pots for telephone or similar systems

Country Status (3)

Country Link
BE (1) BE415331A (en)
CH (1) CH206559A (en)
FR (1) FR820667A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905763A (en) * 1955-09-28 1959-09-22 Gen Telephone Lab Inc Paystation coin apparatus
US2955160A (en) * 1956-01-27 1960-10-04 Automatic Elect Lab Telephone system
US2955162A (en) * 1957-10-09 1960-10-04 Automatic Elect Lab Prepay postpay paystation
US2958732A (en) * 1958-06-16 1960-11-01 Automatic Elect Lab Telephone system having prepay-postpay paystation service

Also Published As

Publication number Publication date
CH206559A (en) 1939-08-15
BE415331A (en)

Similar Documents

Publication Publication Date Title
FR836633A (en) Antenna systems
FR817994A (en) Improvements in exploration systems for television
FR830888A (en) Projection receiver for television
FR820667A (en) Prepayment pots for telephone or similar systems
FR821125A (en) Aerial systems
FR852823A (en) Telephone or similar systems
FR848805A (en) Telecommunications systems
FR822874A (en) Television devices
FR804905A (en) Coating device for terraces and other applications
FR814666A (en) earthwork retaining element
FR840406A (en) Systems for reducing crosstalk
FR819791A (en) Improvements to telephone systems
FR811704A (en) Improvements to automatic or similar telephone systems
FR829717A (en) Semi-automatic telephone systems
FR831560A (en) Telephone systems or similar systems
FR846037A (en) Automatic or similar telephone systems
FR843944A (en) Automatic or semi-automatic telephone systems or similar systems
FR834006A (en) Telephone or similar central office systems
FR821588A (en) Telephone receivers or the like
FR794190A (en) Receiving arrangement for powerline systems
FR860739A (en) Glass for windshields or similar applications
FR817682A (en) Improvements to automatic or similar telephone systems
CH189448A (en) Split-seconds counter.
FR835041A (en) Telephone or similar communications systems
FR801206A (en) Shutter for concrete or similar pumps