NL133820C - - Google Patents

Info

Publication number
NL133820C
NL133820C NL133820DA NL133820C NL 133820 C NL133820 C NL 133820C NL 133820D A NL133820D A NL 133820DA NL 133820 C NL133820 C NL 133820C
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 NL133820C publication Critical patent/NL133820C/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
NL133820D 1953-11-30 NL133820C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33263/53A GB804691A (en) 1953-11-30 1953-11-30 Improvements in or relating to control units for switching systems

Publications (1)

Publication Number Publication Date
NL133820C true NL133820C (en:Method)

Family

ID=10350655

Family Applications (3)

Application Number Title Priority Date Filing Date
NL300460D NL300460A (en:Method) 1953-11-30
NL205383D NL205383A (en:Method) 1953-11-30
NL133820D NL133820C (en:Method) 1953-11-30

Family Applications Before (2)

Application Number Title Priority Date Filing Date
NL300460D NL300460A (en:Method) 1953-11-30
NL205383D NL205383A (en:Method) 1953-11-30

Country Status (6)

Country Link
US (1) US2876284A (en:Method)
BE (1) BE546098A (en:Method)
DE (1) DE1078629B (en:Method)
FR (1) FR1148650A (en:Method)
GB (1) GB804691A (en:Method)
NL (3) NL133820C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL215132A (en:Method) * 1956-03-10
NL233029A (en:Method) * 1957-11-08
NL129300C (en:Method) * 1958-05-29
US3223783A (en) * 1960-05-09 1965-12-14 Fuji Tsushinki Seizo Kk Time-division multiplex voice-frequency discriminator
NL287309A (en:Method) * 1962-01-02
NL288646A (en:Method) * 1962-01-31

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490833A (en) * 1947-04-26 1949-12-13 Fed Telecomm Labs Inc All electronic line finder and selector system
BE498266A (en:Method) * 1949-09-23
BE500638A (en:Method) * 1950-01-16
GB744291A (en) * 1950-01-16 1956-02-01 Standard Telephones Cables Ltd Improvements in or relating to electrical communication systems
DE876714C (de) * 1951-02-24 1953-05-18 Siemens Ag Elektrisches UEbertragungssystem, insbesondere Vierdrahtsystem, fuer eine Vielzahl von Teilnehmern mit wahlweiser Herstellung von Verbindungen

Also Published As

Publication number Publication date
GB804691A (en) 1958-11-19
FR1148650A (fr) 1957-12-12
NL300460A (en:Method)
US2876284A (en) 1959-03-03
DE1078629B (de) 1960-03-31
NL205383A (en:Method)
BE546098A (en:Method)

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