IN164858B - - Google Patents

Info

Publication number
IN164858B
IN164858B IN586/CAL/87A IN586CA1987A IN164858B IN 164858 B IN164858 B IN 164858B IN 586CA1987 A IN586CA1987 A IN 586CA1987A IN 164858 B IN164858 B IN 164858B
Authority
IN
India
Application number
IN586/CAL/87A
Other languages
English (en)
Inventor
Wolfgang Strzeletz
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IN164858B publication Critical patent/IN164858B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
IN586/CAL/87A 1986-09-11 1987-07-29 IN164858B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3630989 1986-09-11

Publications (1)

Publication Number Publication Date
IN164858B true IN164858B (fr) 1989-06-17

Family

ID=6309389

Family Applications (1)

Application Number Title Priority Date Filing Date
IN586/CAL/87A IN164858B (fr) 1986-09-11 1987-07-29

Country Status (4)

Country Link
EP (1) EP0263972A3 (fr)
AU (1) AU597420B2 (fr)
FI (1) FI873929A (fr)
IN (1) IN164858B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN167984B (fr) * 1986-09-23 1991-01-19 Siemens Ag

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766325A (en) * 1971-09-13 1973-10-16 Lordel Mfg Co Control circuits for key telephone system
US4490583A (en) * 1983-02-14 1984-12-25 Circom, Inc. Plural line telephone controller
IN167984B (fr) * 1986-09-23 1991-01-19 Siemens Ag

Also Published As

Publication number Publication date
FI873929A (fi) 1988-03-12
AU7824587A (en) 1988-03-17
EP0263972A3 (fr) 1989-06-07
FI873929A0 (fi) 1987-09-10
EP0263972A2 (fr) 1988-04-20
AU597420B2 (en) 1990-05-31

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