FR933092A - Dispositif téléphonique - Google Patents

Dispositif téléphonique

Info

Publication number
FR933092A
FR933092A FR933092DA FR933092A FR 933092 A FR933092 A FR 933092A FR 933092D A FR933092D A FR 933092DA FR 933092 A FR933092 A FR 933092A
Authority
FR
France
Prior art keywords
telephone device
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 FR933092A publication Critical patent/FR933092A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
FR933092D 1941-12-18 1946-08-29 Dispositif téléphonique Expired FR933092A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1633541A GB554137A (en) 1941-12-18 1941-12-18 Improvements in or relating to telephone systems

Publications (1)

Publication Number Publication Date
FR933092A true FR933092A (fr) 1948-04-09

Family

ID=10075430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR933092D Expired FR933092A (fr) 1941-12-18 1946-08-29 Dispositif téléphonique

Country Status (2)

Country Link
FR (1) FR933092A (fr)
GB (1) GB554137A (fr)

Also Published As

Publication number Publication date
GB554137A (en) 1943-06-22

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