NL255978A - - Google Patents

Info

Publication number
NL255978A
NL255978A NL255978DA NL255978A NL 255978 A NL255978 A NL 255978A NL 255978D A NL255978D A NL 255978DA NL 255978 A NL255978 A NL 255978A
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 NL255978A publication Critical patent/NL255978A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28Testing of electronic circuits, e.g. by signal tracer
    • G01R31/30Marginal testing, e.g. by varying supply voltage
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00Alarms responsive to unspecified undesired or abnormal conditions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Emergency Alarm Devices (AREA)
  • Debugging And Monitoring (AREA)
NL255978D 1960-09-17 NL255978A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL255978 1960-09-17

Publications (1)

Publication Number Publication Date
NL255978A true NL255978A (de)

Family

ID=19752575

Family Applications (1)

Application Number Title Priority Date Filing Date
NL255978D NL255978A (de) 1960-09-17

Country Status (5)

Country Link
US (1) US3167754A (de)
CH (1) CH396983A (de)
DE (1) DE1236554B (de)
GB (1) GB981095A (de)
NL (1) NL255978A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1198857B (de) * 1963-01-18 1965-08-19 Licentia Gmbh Verfahren zur gleichzeitigen Pruefung einer Mehrzahl von taktgesteuerten elektronischen Speicherelementen waehrend des Betriebes
DE1297148B (de) * 1967-03-29 1969-06-12 Siemens Ag Verfahren und Schaltungsanordnung zur UEberwachung eines elektronischen Binaerzaehlers
NL7003281A (de) * 1970-03-07 1971-09-09
US3611338A (en) * 1970-04-06 1971-10-05 Sperry Rand Corp Fail-safe pulse train monitor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2589465A (en) * 1949-10-22 1952-03-18 Eckert Mauchly Comp Corp Monitoring system
US2609498A (en) * 1950-01-07 1952-09-02 Bell Telephone Labor Inc Pulse counting and registration system
US2685683A (en) * 1950-08-31 1954-08-03 Bell Telephone Labor Inc Fault signaling system for counting chain
NL173885B (nl) * 1952-11-17 Deggendorfer Werft Eisenbau Reactor voor het uitvoeren van exotherme en endotherme chemische reacties.
BE537679A (de) * 1954-04-27
US2769971A (en) * 1954-10-04 1956-11-06 Ibm Ring checking circuit
NL218614A (de) * 1956-07-02
US2899675A (en) * 1957-03-05 1959-08-11 Failure circuit for counting chains
US3017620A (en) * 1957-03-08 1962-01-16 Ibm Ring checking circuit
NL277495A (de) * 1961-04-28

Also Published As

Publication number Publication date
GB981095A (en) 1965-01-20
CH396983A (de) 1965-08-15
DE1236554B (de) 1967-03-16
US3167754A (en) 1965-01-26

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