CH329213A - Einrichtung mit einem Fernsprechvermittlungsamt - Google Patents

Einrichtung mit einem Fernsprechvermittlungsamt

Info

Publication number
CH329213A
CH329213A CH329213DA CH329213A CH 329213 A CH329213 A CH 329213A CH 329213D A CH329213D A CH 329213DA CH 329213 A CH329213 A CH 329213A
Authority
CH
Switzerland
Prior art keywords
establishment
central office
office
central
Prior art date
Application number
Other languages
English (en)
Inventor
Hendrikus Geels Bernardus
Johannes Nicolai Hendrik
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH329213A publication Critical patent/CH329213A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
CH329213D 1953-12-24 1954-12-22 Einrichtung mit einem Fernsprechvermittlungsamt CH329213A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL329213X 1953-12-24

Publications (1)

Publication Number Publication Date
CH329213A true CH329213A (de) 1958-04-15

Family

ID=19784289

Family Applications (1)

Application Number Title Priority Date Filing Date
CH329213D CH329213A (de) 1953-12-24 1954-12-22 Einrichtung mit einem Fernsprechvermittlungsamt

Country Status (6)

Country Link
US (1) US2904638A (de)
BE (1) BE534368A (de)
CH (1) CH329213A (de)
DE (1) DE943414C (de)
FR (1) FR1117759A (de)
NL (2) NL87345C (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2365996A (en) * 1942-08-12 1944-12-26 Kellogg Switchboard & Supply Private branch exchange automatic telephone system
US2358237A (en) * 1942-12-22 1944-09-12 Bell Telephone Labor Inc Telephone system

Also Published As

Publication number Publication date
NL183912B (nl)
FR1117759A (fr) 1956-05-28
BE534368A (de)
NL87345C (de)
US2904638A (en) 1959-09-15
DE943414C (de) 1956-05-17

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