CH235878A - Telecommunications exchange system with at least partial voter operation. - Google Patents

Telecommunications exchange system with at least partial voter operation.

Info

Publication number
CH235878A
CH235878A CH235878DA CH235878A CH 235878 A CH235878 A CH 235878A CH 235878D A CH235878D A CH 235878DA CH 235878 A CH235878 A CH 235878A
Authority
CH
Switzerland
Prior art keywords
partial
exchange system
telecommunications exchange
voter operation
voter
Prior art date
Application number
Other languages
German (de)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH235878A publication Critical patent/CH235878A/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
CH235878D 1939-07-24 1940-06-26 Telecommunications exchange system with at least partial voter operation. CH235878A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US286220A US2295032A (en) 1939-07-24 1939-07-24 Communication exchange system

Publications (1)

Publication Number Publication Date
CH235878A true CH235878A (en) 1944-12-31

Family

ID=23097618

Family Applications (1)

Application Number Title Priority Date Filing Date
CH235878D CH235878A (en) 1939-07-24 1940-06-26 Telecommunications exchange system with at least partial voter operation.

Country Status (5)

Country Link
US (1) US2295032A (en)
CH (1) CH235878A (en)
FR (1) FR867450A (en)
GB (1) GB541768A (en)
NL (1) NL57724C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471415A (en) * 1940-05-22 1949-05-31 Int Standard Electric Corp Telephone calling line identification system
FR960696A (en) * 1942-06-15 1950-04-22
NL78385C (en) * 1946-06-20
BE486659A (en) * 1948-01-08
FR993449A (en) * 1949-06-27 1951-10-31 Materiel Telephonique Improvements to automatic switching systems
FR1034629A (en) * 1950-11-09 1953-07-28 Materiel Telephonique Improvements to signaling systems used to characterize subscriber lines in a telephone network
BE508995A (en) * 1951-03-16

Also Published As

Publication number Publication date
FR867450A (en) 1941-10-27
US2295032A (en) 1942-09-08
GB541768A (en) 1941-12-10
NL57724C (en)

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