GB759589A - A telephone system comprising a satellite exchange and a main exchange - Google Patents

A telephone system comprising a satellite exchange and a main exchange

Info

Publication number
GB759589A
GB759589A GB18627/52A GB1862752A GB759589A GB 759589 A GB759589 A GB 759589A GB 18627/52 A GB18627/52 A GB 18627/52A GB 1862752 A GB1862752 A GB 1862752A GB 759589 A GB759589 A GB 759589A
Authority
GB
United Kingdom
Prior art keywords
relay
selector
line
relays
exchange
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
GB18627/52A
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB759589A publication Critical patent/GB759589A/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Radio Relay Systems (AREA)
GB18627/52A 1951-07-23 1952-07-23 A telephone system comprising a satellite exchange and a main exchange Expired GB759589A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE759589X 1951-07-23
DEL10927A DE905862C (de) 1951-07-23 1951-11-29 Schaltungsanordnung fuer Fernsprechanlagen mit Gemeinschaftsanschluessen
DEL11540A DE916772C (de) 1951-07-23 1952-02-12 Schaltungsanordnung fuer Fernsprechanlagen mit Gemeinschaftsanschluessen

Publications (1)

Publication Number Publication Date
GB759589A true GB759589A (en) 1956-10-24

Family

ID=31981805

Family Applications (3)

Application Number Title Priority Date Filing Date
GB18627/52A Expired GB759589A (en) 1951-07-23 1952-07-23 A telephone system comprising a satellite exchange and a main exchange
GB23903/54A Expired GB759656A (en) 1951-07-23 1952-07-23 A telephone system comprising a main exchange and a satellite exchange
GB3848/53A Expired GB759758A (en) 1951-07-23 1953-02-11 A telephone system with a main exchange and a satellite exchange

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB23903/54A Expired GB759656A (en) 1951-07-23 1952-07-23 A telephone system comprising a main exchange and a satellite exchange
GB3848/53A Expired GB759758A (en) 1951-07-23 1953-02-11 A telephone system with a main exchange and a satellite exchange

Country Status (5)

Country Link
BE (1) BE517541A (forum.php)
DE (2) DE905862C (forum.php)
FR (2) FR1067909A (forum.php)
GB (3) GB759589A (forum.php)
NL (2) NL93076C (forum.php)

Also Published As

Publication number Publication date
NL90826C (forum.php)
BE517541A (forum.php)
DE905862C (de) 1954-03-08
FR63777E (fr) 1955-10-03
DE916772C (de) 1954-08-16
FR1067909A (fr) 1954-06-21
NL93076C (forum.php)
GB759758A (en) 1956-10-24
GB759656A (en) 1956-10-24

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