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FR759776A - Cadran d'appel - Google Patents

Cadran d'appel

Info

Publication number
FR759776A
FR759776A FR759776DA FR759776A FR 759776 A FR759776 A FR 759776A FR 759776D A FR759776D A FR 759776DA FR 759776 A FR759776 A FR 759776A
Authority
FR
France
Prior art keywords
call dial
dial
call
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.)
Telephon Apparat Fabrik E Zwietusch and Co
Original Assignee
Telephon Apparat Fabrik E Zwietusch and 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 Telephon Apparat Fabrik E Zwietusch and Co filed Critical Telephon Apparat Fabrik E Zwietusch and Co
Application granted granted Critical
Publication of FR759776A publication Critical patent/FR759776A/fr
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)
FR759776D 1932-10-07 1933-08-18 Cadran d'appel Expired FR759776A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE759776X 1932-10-07

Publications (1)

Publication Number Publication Date
FR759776A true FR759776A (fr) 1934-02-09

Family

ID=6660579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759776D Expired FR759776A (fr) 1932-10-07 1933-08-18 Cadran d'appel

Country Status (1)

Country Link
FR (1) FR759776A (fr)

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