NL69497C - - Google Patents

Info

Publication number
NL69497C
NL69497C NL69497DA NL69497C NL 69497 C NL69497 C NL 69497C NL 69497D A NL69497D A NL 69497DA NL 69497 C NL69497 C NL 69497C
Authority
NL
Netherlands
Application number
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.)
Publication of NL69497C publication Critical patent/NL69497C/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
NL69497D 1939-09-15 NL69497C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US295010A US2236246A (en) 1939-09-15 1939-09-15 Telephone system

Publications (1)

Publication Number Publication Date
NL69497C true NL69497C (en)

Family

ID=23135844

Family Applications (1)

Application Number Title Priority Date Filing Date
NL69497D NL69497C (en) 1939-09-15

Country Status (4)

Country Link
US (1) US2236246A (en)
FR (1) FR963427A (en)
GB (1) GB642455A (en)
NL (1) NL69497C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2450516A (en) * 1944-01-11 1948-10-05 Bell Telephone Labor Inc Telemetric data transmission system
US2674657A (en) * 1949-04-04 1954-04-06 Itt Primary-secondary-spread crossbar telephone system
US3023281A (en) * 1959-05-21 1962-02-27 Gen Dynamics Corp Electronic switching system

Also Published As

Publication number Publication date
US2236246A (en) 1941-03-25
FR963427A (en) 1950-07-10
GB642455A (en) 1950-09-06

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