CH235159A - Circuit arrangement with pay phone for network group traffic. - Google Patents

Circuit arrangement with pay phone for network group traffic.

Info

Publication number
CH235159A
CH235159A CH235159DA CH235159A CH 235159 A CH235159 A CH 235159A CH 235159D A CH235159D A CH 235159DA CH 235159 A CH235159 A CH 235159A
Authority
CH
Switzerland
Prior art keywords
circuit arrangement
network group
group traffic
pay phone
pay
Prior art date
Application number
Other languages
German (de)
Inventor
Fides Gesellschaft Beschraenk
Original Assignee
Fides 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 Fides Gmbh filed Critical Fides Gmbh
Publication of CH235159A publication Critical patent/CH235159A/en

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
    • H04M17/023—Circuit arrangements
    • 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
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
CH235159D 1942-05-04 1943-04-30 Circuit arrangement with pay phone for network group traffic. CH235159A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE235159X 1942-05-04

Publications (1)

Publication Number Publication Date
CH235159A true CH235159A (en) 1944-11-15

Family

ID=5895418

Family Applications (1)

Application Number Title Priority Date Filing Date
CH235159D CH235159A (en) 1942-05-04 1943-04-30 Circuit arrangement with pay phone for network group traffic.

Country Status (3)

Country Link
BE (1) BE451098A (en)
CH (1) CH235159A (en)
FR (1) FR894893A (en)

Also Published As

Publication number Publication date
FR894893A (en) 1945-01-09
BE451098A (en)

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