NL7808662A - IMPROVED WIRE CALL SYSTEM. - Google Patents

IMPROVED WIRE CALL SYSTEM.

Info

Publication number
NL7808662A
NL7808662A NL7808662A NL7808662A NL7808662A NL 7808662 A NL7808662 A NL 7808662A NL 7808662 A NL7808662 A NL 7808662A NL 7808662 A NL7808662 A NL 7808662A NL 7808662 A NL7808662 A NL 7808662A
Authority
NL
Netherlands
Prior art keywords
call system
improved wire
wire call
improved
wire
Prior art date
Application number
NL7808662A
Other languages
Dutch (nl)
Original Assignee
Communications Patents Ltd
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 Communications Patents Ltd filed Critical Communications Patents Ltd
Publication of NL7808662A publication Critical patent/NL7808662A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Systems (AREA)
  • Television Systems (AREA)
NL7808662A 1977-10-29 1978-08-22 IMPROVED WIRE CALL SYSTEM. NL7808662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4516177A GB1573159A (en) 1977-10-29 1977-10-29 Wired broadcasting systems

Publications (1)

Publication Number Publication Date
NL7808662A true NL7808662A (en) 1979-05-02

Family

ID=10436132

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7808662A NL7808662A (en) 1977-10-29 1978-08-22 IMPROVED WIRE CALL SYSTEM.

Country Status (3)

Country Link
DE (1) DE2829667A1 (en)
GB (1) GB1573159A (en)
NL (1) NL7808662A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5363068A (en) * 1993-06-28 1994-11-08 At&T Bell Laboratories Autotransformer capable of passing a DC signal as well as a balanced output signal
WO2000051350A1 (en) 1999-02-22 2000-08-31 Terk Technologies Corp. Video transmission system and method utilizing phone lines in multiple unit dwellings

Also Published As

Publication number Publication date
GB1573159A (en) 1980-08-13
DE2829667A1 (en) 1979-05-03

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Legal Events

Date Code Title Description
BV The patent application has lapsed