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NL145743B - Pbx-telefooncentrale. - Google Patents

Pbx-telefooncentrale.

Info

Publication number
NL145743B
NL145743B NL656511151A NL6511151A NL145743B NL 145743 B NL145743 B NL 145743B NL 656511151 A NL656511151 A NL 656511151A NL 6511151 A NL6511151 A NL 6511151A NL 145743 B NL145743 B NL 145743B
Authority
NL
Netherlands
Prior art keywords
telephone exchange
pbx telephone
pbx
exchange
telephone
Prior art date
Application number
NL656511151A
Other languages
English (en)
Other versions
NL6511151A (nl
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of NL6511151A publication Critical patent/NL6511151A/xx
Publication of NL145743B publication Critical patent/NL145743B/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
NL656511151A 1964-09-02 1965-08-26 Pbx-telefooncentrale. NL145743B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US393911A US3342934A (en) 1964-09-02 1964-09-02 Private branch exchange telephone system with dial transfer facilities

Publications (2)

Publication Number Publication Date
NL6511151A NL6511151A (nl) 1966-03-03
NL145743B true NL145743B (nl) 1975-04-15

Family

ID=23556756

Family Applications (1)

Application Number Title Priority Date Filing Date
NL656511151A NL145743B (nl) 1964-09-02 1965-08-26 Pbx-telefooncentrale.

Country Status (6)

Country Link
US (1) US3342934A (nl)
JP (1) JPS5227486B1 (nl)
BE (1) BE668914A (nl)
DE (1) DE1293868B (nl)
GB (1) GB1115307A (nl)
NL (1) NL145743B (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3484561A (en) * 1966-07-11 1969-12-16 Automatic Elect Lab Apartment telephone-intercom and door release system
US3557318A (en) * 1966-09-29 1971-01-19 American Telephone & Telegraph Apartment house telephone system
GB1218344A (en) * 1967-01-12 1971-01-06 Gen Electric Co Ltd Improvements in or relating to private telephone exchanges
FR2413830B1 (fr) * 1977-12-29 1986-06-27 Siemens Ag Procede pour l'execution de processus de transmission pour des installations de telephonie et notamment pour des installations de telephonie a postes supplementaires

Also Published As

Publication number Publication date
GB1115307A (en) 1968-05-29
BE668914A (nl) 1965-12-16
DE1293868B (de) 1969-04-30
JPS5227486B1 (nl) 1977-07-20
NL6511151A (nl) 1966-03-03
US3342934A (en) 1967-09-19

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application