AT131495B - Circuit arrangement for telephone systems with dialer operation and several exchanges. - Google Patents

Circuit arrangement for telephone systems with dialer operation and several exchanges.

Info

Publication number
AT131495B
AT131495B AT131495DA AT131495B AT 131495 B AT131495 B AT 131495B AT 131495D A AT131495D A AT 131495DA AT 131495 B AT131495 B AT 131495B
Authority
AT
Austria
Prior art keywords
circuit arrangement
telephone systems
several exchanges
dialer operation
dialer
Prior art date
Application number
Other languages
German (de)
Original Assignee
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 Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT131495B publication Critical patent/AT131495B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
AT131495D 1931-04-23 1931-06-02 Circuit arrangement for telephone systems with dialer operation and several exchanges. AT131495B (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
AT131495B true AT131495B (en) 1933-01-25

Family

ID=25998178

Family Applications (1)

Application Number Title Priority Date Filing Date
AT131495D AT131495B (en) 1931-04-23 1931-06-02 Circuit arrangement for telephone systems with dialer operation and several exchanges.

Country Status (4)

Country Link
US (1) US1930522A (en)
AT (1) AT131495B (en)
DE (2) DE615685C (en)
FR (2) FR717423A (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
FR717423A (en) 1931-01-06
FR717424A (en) 1932-01-08
DE615685C (en) 1935-07-16
DE632175C (en) 1936-07-08
US1930522A (en) 1933-10-17

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