CH171532A - Telephone control set in automatic telephone system. - Google Patents

Telephone control set in automatic telephone system.

Info

Publication number
CH171532A
CH171532A CH171532DA CH171532A CH 171532 A CH171532 A CH 171532A CH 171532D A CH171532D A CH 171532DA CH 171532 A CH171532 A CH 171532A
Authority
CH
Switzerland
Prior art keywords
telephone
control set
automatic
telephone system
telephone control
Prior art date
Application number
Other languages
German (de)
Inventor
Broder Hans
Original Assignee
Broder Hans
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 Broder Hans filed Critical Broder Hans
Publication of CH171532A publication Critical patent/CH171532A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/38—Charging, billing or metering by apparatus other than mechanical step-by-step counter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/56—Arrangements for indicating or recording the called number at the calling subscriber's set
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Structure Of Telephone Exchanges (AREA)
CH171532D 1934-04-07 1934-04-07 Telephone control set in automatic telephone system. CH171532A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH439015X 1934-04-07

Publications (1)

Publication Number Publication Date
CH171532A true CH171532A (en) 1934-08-31

Family

ID=4515137

Family Applications (1)

Application Number Title Priority Date Filing Date
CH171532D CH171532A (en) 1934-04-07 1934-04-07 Telephone control set in automatic telephone system.

Country Status (4)

Country Link
CH (1) CH171532A (en)
FR (1) FR788463A (en)
GB (1) GB439015A (en)
NL (1) NL50473C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749559C (en) * 1935-03-20 1944-11-25 Additional equipment for self-connecting telephones
DE887223C (en) * 1937-03-10 1953-08-20 Int Standard Electric Corp Circuit arrangement for determining the fee for connections in telecommunications systems, in particular telephone systems
DE887962C (en) * 1941-01-18 1953-08-27 Schallband Syndikat Ag Control procedure for wireless intercom in air traffic control and the appendix for its implementation
DE894715C (en) * 1938-04-01 1953-10-26 Int Standard Electric Corp Circuit arrangement for telecommunications systems, in particular telephone dialing systems, with automatic slip issuers to display the duration of the conversation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749559C (en) * 1935-03-20 1944-11-25 Additional equipment for self-connecting telephones
DE887223C (en) * 1937-03-10 1953-08-20 Int Standard Electric Corp Circuit arrangement for determining the fee for connections in telecommunications systems, in particular telephone systems
DE894715C (en) * 1938-04-01 1953-10-26 Int Standard Electric Corp Circuit arrangement for telecommunications systems, in particular telephone dialing systems, with automatic slip issuers to display the duration of the conversation
DE887962C (en) * 1941-01-18 1953-08-27 Schallband Syndikat Ag Control procedure for wireless intercom in air traffic control and the appendix for its implementation

Also Published As

Publication number Publication date
NL50473C (en)
FR788463A (en) 1935-10-10
GB439015A (en) 1935-11-27

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