NL294864A - - Google Patents

Info

Publication number
NL294864A
NL294864A NL294864DA NL294864A NL 294864 A NL294864 A NL 294864A NL 294864D A NL294864D A NL 294864DA NL 294864 A NL294864 A NL 294864A
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 NL294864A publication Critical patent/NL294864A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
NL294864D 1962-07-04 NL294864A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES80238A DE1165677B (de) 1962-07-04 1962-07-04 Schaltungsanordnung zum Pruefen von Leitungen in Fernmelde-, insbesondere Fernsprechanlagen

Publications (1)

Publication Number Publication Date
NL294864A true NL294864A (en:Method)

Family

ID=7508752

Family Applications (1)

Application Number Title Priority Date Filing Date
NL294864D NL294864A (en:Method) 1962-07-04

Country Status (6)

Country Link
US (1) US3287502A (en:Method)
BE (1) BE634506A (en:Method)
CH (1) CH403873A (en:Method)
DE (1) DE1165677B (en:Method)
GB (1) GB1007959A (en:Method)
NL (1) NL294864A (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1229151B (de) * 1965-02-26 1966-11-24 Siemens Ag Schaltungsanordnung zur Potentialbestimmung auf elektrischen Leitungen
US4034161A (en) * 1976-06-28 1977-07-05 Bell Telephone Laboratories, Incorporated Telephone receiver-off-hook detector
US4034162A (en) * 1976-06-28 1977-07-05 Bell Telephone Laboratories, Incorporated Telephone receiver-off-hook detector
JPS52156411U (en:Method) * 1977-05-11 1977-11-28

Also Published As

Publication number Publication date
CH403873A (de) 1965-12-15
GB1007959A (en) 1965-10-22
DE1165677B (de) 1964-03-19
BE634506A (en:Method)
US3287502A (en) 1966-11-22

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