GB1473370A - Intercommunication systems - Google Patents

Intercommunication systems

Info

Publication number
GB1473370A
GB1473370A GB3537674A GB3537674A GB1473370A GB 1473370 A GB1473370 A GB 1473370A GB 3537674 A GB3537674 A GB 3537674A GB 3537674 A GB3537674 A GB 3537674A GB 1473370 A GB1473370 A GB 1473370A
Authority
GB
United Kingdom
Prior art keywords
station
wired
wire
portable
transceiver
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
GB3537674A
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 GB1473370A publication Critical patent/GB1473370A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/022—Paging systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
GB3537674A 1973-08-20 1974-08-09 Intercommunication systems Expired GB1473370A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732341971 DE2341971B2 (de) 1973-08-20 1973-08-20 Einrichtung zur nachrichtenuebermittlung zwischen einer personenrufanlage und einer drahtgebundenen sprechanlage

Publications (1)

Publication Number Publication Date
GB1473370A true GB1473370A (en) 1977-05-11

Family

ID=5890201

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3537674A Expired GB1473370A (en) 1973-08-20 1974-08-09 Intercommunication systems

Country Status (2)

Country Link
DE (1) DE2341971B2 (de)
GB (1) GB1473370A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842632A1 (de) * 1978-09-29 1980-04-10 Siemens AG, 1000 Berlin und 8000 München Kommunikationssystem fuer ortsgebundene und mobile teilnehmer
DE2950387C2 (de) * 1979-12-14 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Vermittlungssystem mit Personensuchfunktion
DE4404509A1 (de) * 1994-02-12 1995-08-17 Deutsche Bundespost Telekom Anordnung für ein zusätzliches Ruforgan zu einem Telefon in einem Festnetz

Also Published As

Publication number Publication date
DE2341971A1 (de) 1975-03-27
DE2341971B2 (de) 1977-07-07

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee