NL66931C - - Google Patents

Info

Publication number
NL66931C
NL66931C NL66931DA NL66931C NL 66931 C NL66931 C NL 66931C NL 66931D A NL66931D A NL 66931DA NL 66931 C NL66931 C NL 66931C
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 NL66931C publication Critical patent/NL66931C/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/42Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
NL66931D 1941-02-08 NL66931C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US377989A US2338642A (en) 1941-02-08 1941-02-08 Testing and signaling system

Publications (1)

Publication Number Publication Date
NL66931C true NL66931C (en:Method)

Family

ID=23491282

Family Applications (1)

Application Number Title Priority Date Filing Date
NL66931D NL66931C (en:Method) 1941-02-08

Country Status (6)

Country Link
US (1) US2338642A (en:Method)
CH (2) CH237888A (en:Method)
ES (1) ES176295A1 (en:Method)
FR (1) FR937746A (en:Method)
GB (1) GB549785A (en:Method)
NL (1) NL66931C (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428023A (en) * 1942-12-15 1947-09-30 Standard Telephones Cables Ltd Electric impulse receiving and timing arrangement
US2755340A (en) * 1951-01-22 1956-07-17 Nederlanden Staat Circuit reserving system

Also Published As

Publication number Publication date
US2338642A (en) 1944-01-04
ES176295A1 (es) 1947-02-16
FR937746A (fr) 1948-08-25
CH237888A (de) 1945-05-31
CH238420A (de) 1945-07-15
GB549785A (en) 1942-12-07

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