GB1258166A - - Google Patents

Info

Publication number
GB1258166A
GB1258166A GB1258166DA GB1258166A GB 1258166 A GB1258166 A GB 1258166A GB 1258166D A GB1258166D A GB 1258166DA GB 1258166 A GB1258166 A GB 1258166A
Authority
GB
United Kingdom
Prior art keywords
line
call
detector
responds
tone
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
English (en)
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 filed Critical
Publication of GB1258166A publication Critical patent/GB1258166A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/006—Call diverting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB1258166D 1969-08-11 1969-08-11 Expired GB1258166A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4011269 1969-08-11

Publications (1)

Publication Number Publication Date
GB1258166A true GB1258166A (xx) 1971-12-22

Family

ID=10413253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258166D Expired GB1258166A (xx) 1969-08-11 1969-08-11

Country Status (1)

Country Link
GB (1) GB1258166A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119204A (en) * 1982-04-23 1983-11-09 Gen Electric Co Plc Telephone exchange line circuit providing special services

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119204A (en) * 1982-04-23 1983-11-09 Gen Electric Co Plc Telephone exchange line circuit providing special services

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Legal Events

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