FR1272596A - Dial for telephone apparatus, preferably for coin operated apparatus, with digit locking device - Google Patents

Dial for telephone apparatus, preferably for coin operated apparatus, with digit locking device

Info

Publication number
FR1272596A
FR1272596A FR836232A FR836232A FR1272596A FR 1272596 A FR1272596 A FR 1272596A FR 836232 A FR836232 A FR 836232A FR 836232 A FR836232 A FR 836232A FR 1272596 A FR1272596 A FR 1272596A
Authority
FR
France
Prior art keywords
dial
locking device
coin operated
digit
telephone apparatus
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
FR836232A
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.)
Hagenuk Vorm Neufeldt and Kuhnke GmbH
Original Assignee
Hagenuk Vorm Neufeldt and Kuhnke GmbH
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 Hagenuk Vorm Neufeldt and Kuhnke GmbH filed Critical Hagenuk Vorm Neufeldt and Kuhnke GmbH
Priority to FR836232A priority Critical patent/FR1272596A/en
Application granted granted Critical
Publication of FR1272596A publication Critical patent/FR1272596A/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
    • H04M1/32—Locking setting devices during transmission to prevent interference by user

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
FR836232A 1960-08-19 1960-08-19 Dial for telephone apparatus, preferably for coin operated apparatus, with digit locking device Expired FR1272596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR836232A FR1272596A (en) 1960-08-19 1960-08-19 Dial for telephone apparatus, preferably for coin operated apparatus, with digit locking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836232A FR1272596A (en) 1960-08-19 1960-08-19 Dial for telephone apparatus, preferably for coin operated apparatus, with digit locking device

Publications (1)

Publication Number Publication Date
FR1272596A true FR1272596A (en) 1961-09-29

Family

ID=8737663

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836232A Expired FR1272596A (en) 1960-08-19 1960-08-19 Dial for telephone apparatus, preferably for coin operated apparatus, with digit locking device

Country Status (1)

Country Link
FR (1) FR1272596A (en)

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