FR930243A - Système téléphonique - Google Patents

Système téléphonique

Info

Publication number
FR930243A
FR930243A FR930243DA FR930243A FR 930243 A FR930243 A FR 930243A FR 930243D A FR930243D A FR 930243DA FR 930243 A FR930243 A FR 930243A
Authority
FR
France
Prior art keywords
telephone system
telephone
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
Other languages
English (en)
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
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 Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Application granted granted Critical
Publication of FR930243A publication Critical patent/FR930243A/fr
Expired legal-status Critical Current

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
FR930243D 1944-03-17 1946-07-04 Système téléphonique Expired FR930243A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US526871A US2389666A (en) 1944-03-17 1944-03-17 Telephone system

Publications (1)

Publication Number Publication Date
FR930243A true FR930243A (fr) 1948-01-20

Family

ID=24099157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930243D Expired FR930243A (fr) 1944-03-17 1946-07-04 Système téléphonique

Country Status (3)

Country Link
US (1) US2389666A (fr)
BE (1) BE466457A (fr)
FR (1) FR930243A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616980A (en) * 1948-04-26 1952-11-04 Hartford Nat Bank & Trust Co Flip-flop circuit for operating a switch
BE508995A (fr) * 1951-03-16

Also Published As

Publication number Publication date
US2389666A (en) 1945-11-27
BE466457A (fr) 1946-08-31

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