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FR699536A - Subscriber telephone set for fully automatic telephony - Google Patents

Subscriber telephone set for fully automatic telephony

Info

Publication number
FR699536A
FR699536A FR699536DA FR699536A FR 699536 A FR699536 A FR 699536A FR 699536D A FR699536D A FR 699536DA FR 699536 A FR699536 A FR 699536A
Authority
FR
France
Prior art keywords
telephone set
fully automatic
subscriber telephone
automatic telephony
telephony
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.)
TELEPHON und TELEGRAPHENFABRIK
Original Assignee
TELEPHON und TELEGRAPHENFABRIK
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 TELEPHON und TELEGRAPHENFABRIK filed Critical TELEPHON und TELEGRAPHENFABRIK
Application granted granted Critical
Publication of FR699536A publication Critical patent/FR699536A/en
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
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR699536D 1930-06-20 1930-06-20 Subscriber telephone set for fully automatic telephony Expired FR699536A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR699536T 1930-06-20

Publications (1)

Publication Number Publication Date
FR699536A true FR699536A (en) 1931-02-16

Family

ID=9048290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR699536D Expired FR699536A (en) 1930-06-20 1930-06-20 Subscriber telephone set for fully automatic telephony

Country Status (1)

Country Link
FR (1) FR699536A (en)

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