FR717424A - Coupling arrangement for telephone systems with selector service and with several intermediate offices connected in series - Google Patents

Coupling arrangement for telephone systems with selector service and with several intermediate offices connected in series

Info

Publication number
FR717424A
FR717424A FR717424DA FR717424A FR 717424 A FR717424 A FR 717424A FR 717424D A FR717424D A FR 717424DA FR 717424 A FR717424 A FR 717424A
Authority
FR
France
Prior art keywords
series
coupling arrangement
telephone systems
several intermediate
intermediate 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 FR717424A publication Critical patent/FR717424A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
FR717424D 1931-04-23 1931-05-21 Coupling arrangement for telephone systems with selector service and with several intermediate offices connected in series Expired FR717424A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES98196D DE615685C (en) 1931-04-23 1931-04-23 Circuit arrangement for telephone systems with dialer operation and several exchanges in series
DES98220D DE632175C (en) 1931-04-23 1931-04-24 Circuit arrangement for telephone systems with dialer operation and several exchanges

Publications (1)

Publication Number Publication Date
FR717424A true FR717424A (en) 1932-01-08

Family

ID=25998178

Family Applications (2)

Application Number Title Priority Date Filing Date
FR717424D Expired FR717424A (en) 1931-04-23 1931-05-21 Coupling arrangement for telephone systems with selector service and with several intermediate offices connected in series
FR717423D Expired FR717423A (en) 1931-04-23 1931-05-21 Coupling arrangement for telephone systems with selector service and several intermediate offices connected in series

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR717423D Expired FR717423A (en) 1931-04-23 1931-05-21 Coupling arrangement for telephone systems with selector service and several intermediate offices connected in series

Country Status (4)

Country Link
US (1) US1930522A (en)
AT (1) AT131495B (en)
DE (2) DE615685C (en)
FR (2) FR717424A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756194C (en) * 1942-02-11 1953-02-16 Siemens & Halske A G Circuit arrangement for establishing connections in telephone networks with several consecutive Ameters
US2556103A (en) * 1946-11-09 1951-06-05 Associated Electric Lab Inc Switching arrangement for combined manual and automatic telephone systems
NL71872C (en) * 1947-09-13
US2871297A (en) * 1954-03-08 1959-01-27 Itt 100-line direct-access crossbar telephone switching unit
ES2152123B1 (en) * 1997-01-24 2001-08-01 Pajarron Lopez Sors Jose REMOVABLE LIGHTWEIGHT COVER FOR SPORTS ENCLOSURES.

Also Published As

Publication number Publication date
DE615685C (en) 1935-07-16
FR717423A (en) 1931-01-06
DE632175C (en) 1936-07-08
AT131495B (en) 1933-01-25
US1930522A (en) 1933-10-17

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