BE565932A - - Google Patents

Info

Publication number
BE565932A
BE565932A BE565932DA BE565932A BE 565932 A BE565932 A BE 565932A BE 565932D A BE565932D A BE 565932DA BE 565932 A BE565932 A BE 565932A
Authority
BE
Belgium
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 BE565932A publication Critical patent/BE565932A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Testing Of Individual Semiconductor Devices (AREA)
BE565932D 1957-03-22 BE565932A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES52825A DE1044899B (de) 1957-03-22 1957-03-22 Mehrdeutigkeitspruefer zur Abgabe eines Signals, wenn gleichzeitig mehrere Potentialquellen einer Mehrzahl von funktionell zusammengehoerenden Potentialquellen ein bestimmtes Schaltpotential aufweisen

Publications (1)

Publication Number Publication Date
BE565932A true BE565932A (fr)

Family

ID=7488946

Family Applications (1)

Application Number Title Priority Date Filing Date
BE565932D BE565932A (fr) 1957-03-22

Country Status (9)

Country Link
US (1) US2902642A (fr)
AT (1) AT204091B (fr)
BE (1) BE565932A (fr)
CH (1) CH358839A (fr)
DE (1) DE1044899B (fr)
GB (1) GB828765A (fr)
IT (1) IT586212A (fr)
NL (2) NL225985A (fr)
SE (1) SE173232C1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL238128A (fr) * 1958-04-15
GB864637A (en) * 1958-08-15 1961-04-06 Ass Elect Ind Improvements relating to selector systems
US3102207A (en) * 1959-03-11 1963-08-27 Bell Telephone Labor Inc Transistor memory circuit
US3333188A (en) * 1964-02-17 1967-07-25 Western Electric Co Circuit for indicating predetermined voltage conditions on terminals
US3872324A (en) * 1971-10-21 1975-03-18 Jeumont Schneider Logic system for sequentially testing the states of a system of contacts
DE3925418C2 (de) * 1989-08-01 1997-02-27 Teves Gmbh Alfred Schaltungsanordnung zur Überwachung der Endstufen einer Vielzahl von Ventilen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543050A (en) * 1944-04-25 1951-02-27 Roelof M M Oberman Variable voltage selector
US2846526A (en) * 1955-06-20 1958-08-05 Bell Telephone Labor Inc Potential monitoring circuit

Also Published As

Publication number Publication date
NL225985A (fr)
GB828765A (en) 1960-02-24
CH358839A (de) 1961-12-15
DE1044899B (de) 1958-11-27
NL112170C (fr)
IT586212A (fr)
US2902642A (en) 1959-09-01
AT204091B (de) 1959-06-25
SE173232C1 (fr) 1960-11-08

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