FR724357A - Coupling arrangement for telephone systems with several intermediate offices - Google Patents

Coupling arrangement for telephone systems with several intermediate offices

Info

Publication number
FR724357A
FR724357A FR724357DA FR724357A FR 724357 A FR724357 A FR 724357A FR 724357D A FR724357D A FR 724357DA FR 724357 A FR724357 A FR 724357A
Authority
FR
France
Prior art keywords
coupling arrangement
telephone systems
several intermediate
intermediate offices
offices
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
French (fr)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
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 and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR724357A publication Critical patent/FR724357A/en
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)
FR724357D 1930-09-25 1931-09-11 Coupling arrangement for telephone systems with several intermediate offices Expired FR724357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE724357X 1930-09-25

Publications (1)

Publication Number Publication Date
FR724357A true FR724357A (en) 1932-04-26

Family

ID=40602200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR724357D Expired FR724357A (en) 1930-09-25 1931-09-11 Coupling arrangement for telephone systems with several intermediate offices

Country Status (1)

Country Link
FR (1) FR724357A (en)

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