CH366570A - Fernsprechnummernschalter - Google Patents

Fernsprechnummernschalter

Info

Publication number
CH366570A
CH366570A CH6372558A CH6372558A CH366570A CH 366570 A CH366570 A CH 366570A CH 6372558 A CH6372558 A CH 6372558A CH 6372558 A CH6372558 A CH 6372558A CH 366570 A CH366570 A CH 366570A
Authority
CH
Switzerland
Prior art keywords
telephone number
number switch
switch
telephone
Prior art date
Application number
CH6372558A
Other languages
English (en)
Inventor
Willy Dipl Ing Lohs
Paul Walter
Kallhardt Heinrich
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH366570A publication Critical patent/CH366570A/de

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
  • Gear Transmission (AREA)
CH6372558A 1957-09-10 1958-09-09 Fernsprechnummernschalter CH366570A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES55062A DE1043405B (de) 1957-09-10 1957-09-10 Fernsprechnummernschalter mit Impulsgabevorrichtung und Bremsregler

Publications (1)

Publication Number Publication Date
CH366570A true CH366570A (de) 1963-01-15

Family

ID=7490199

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6372558A CH366570A (de) 1957-09-10 1958-09-09 Fernsprechnummernschalter

Country Status (4)

Country Link
US (1) US3043917A (de)
CH (1) CH366570A (de)
DE (1) DE1043405B (de)
GB (1) GB850704A (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2189944A (en) * 1937-10-09 1940-02-13 Bell Telephone Labor Inc Telephone call transmitter
DE1730681U (de) * 1956-07-17 1956-09-27 Krone Kg Regelbarer antrieb fuer impulsgebervorrichtungen, insbesonderefuer nummernschalter in fernsprechgeraeten.

Also Published As

Publication number Publication date
GB850704A (en) 1960-10-05
DE1043405B (de) 1958-11-13
US3043917A (en) 1962-07-10

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