GB8714021D0 - Telephone system - Google Patents

Telephone system

Info

Publication number
GB8714021D0
GB8714021D0 GB878714021A GB8714021A GB8714021D0 GB 8714021 D0 GB8714021 D0 GB 8714021D0 GB 878714021 A GB878714021 A GB 878714021A GB 8714021 A GB8714021 A GB 8714021A GB 8714021 D0 GB8714021 D0 GB 8714021D0
Authority
GB
United Kingdom
Prior art keywords
telephone system
telephone
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.)
Withdrawn
Application number
GB878714021A
Other versions
GB2206015A (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.)
RICE MULTIPHONES Inc
Original Assignee
RICE MULTIPHONES Inc
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
Priority claimed from US06/861,928 external-priority patent/US4691345A/en
Application filed by RICE MULTIPHONES Inc filed Critical RICE MULTIPHONES Inc
Priority to GB08714021A priority Critical patent/GB2206015A/en
Publication of GB8714021D0 publication Critical patent/GB8714021D0/en
Publication of GB2206015A publication Critical patent/GB2206015A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB08714021A 1986-05-12 1987-06-16 Multifunction two line telephone system Withdrawn GB2206015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08714021A GB2206015A (en) 1986-05-12 1987-06-16 Multifunction two line telephone system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/861,928 US4691345A (en) 1986-05-12 1986-05-12 Multifunction two line telephone system
GB08714021A GB2206015A (en) 1986-05-12 1987-06-16 Multifunction two line telephone system

Publications (2)

Publication Number Publication Date
GB8714021D0 true GB8714021D0 (en) 1987-07-22
GB2206015A GB2206015A (en) 1988-12-21

Family

ID=26292363

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08714021A Withdrawn GB2206015A (en) 1986-05-12 1987-06-16 Multifunction two line telephone system

Country Status (1)

Country Link
GB (1) GB2206015A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470867A (en) * 1964-11-23 1969-10-07 Sidney Goldsmith Biopsy needle
SE385533B (en) * 1975-06-13 1976-07-05 Ellemtel Utvecklings Ab TWO-APPARATUS SYSTEM

Also Published As

Publication number Publication date
GB2206015A (en) 1988-12-21

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)