NL64785C - - Google Patents

Info

Publication number
NL64785C
NL64785C NL64785DA NL64785C NL 64785 C NL64785 C NL 64785C NL 64785D A NL64785D A NL 64785DA NL 64785 C NL64785 C NL 64785C
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 NL64785C publication Critical patent/NL64785C/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0016Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
NL64785D 1943-02-13 NL64785C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2401/43A GB563504A (en) 1943-02-13 1943-02-13 Improvements in telephone or like systems

Publications (1)

Publication Number Publication Date
NL64785C true NL64785C (en:Method)

Family

ID=9738900

Family Applications (1)

Application Number Title Priority Date Filing Date
NL64785D NL64785C (en:Method) 1943-02-13

Country Status (4)

Country Link
US (1) US2383541A (en:Method)
FR (1) FR932910A (en:Method)
GB (1) GB563504A (en:Method)
NL (1) NL64785C (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE467392A (en:Method) * 1944-05-05
US2594719A (en) * 1945-05-19 1952-04-29 Automatic Elect Lab Voice-frequency telephone signaling system
US2468299A (en) * 1945-07-07 1949-04-26 Bell Telephone Labor Inc Supervisory signaling in telephone or like switching systems
US2557388A (en) * 1947-05-28 1951-06-19 Automatic Elect Lab Automatic telephone system employing finder switches for connecting calling lines tonumerical switches
US2655652A (en) * 1948-06-28 1953-10-13 John H Homrighous Multiplex time division telephone systems

Also Published As

Publication number Publication date
FR932910A (fr) 1948-04-06
GB563504A (en) 1944-08-17
US2383541A (en) 1945-08-28

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