NL6809522A - - Google Patents

Info

Publication number
NL6809522A
NL6809522A NL6809522A NL6809522A NL6809522A NL 6809522 A NL6809522 A NL 6809522A NL 6809522 A NL6809522 A NL 6809522A NL 6809522 A NL6809522 A NL 6809522A NL 6809522 A NL6809522 A NL 6809522A
Authority
NL
Netherlands
Application number
NL6809522A
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.)
Filing date
Publication date
Priority claimed from FR113113A external-priority patent/FR1537781A/fr
Application filed filed Critical
Publication of NL6809522A publication Critical patent/NL6809522A/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
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
NL6809522A 1967-07-05 1968-07-05 NL6809522A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR113113A FR1537781A (fr) 1967-07-05 1967-07-05 Dispositif détecteur d'incidents sur ligne ou câble bifilaire
FR164635A FR95312E (fr) 1967-07-05 1968-08-30 Dispositif détecteur d'incidents sur ligne ou cable bifilaire.

Publications (1)

Publication Number Publication Date
NL6809522A true NL6809522A (enrdf_load_stackoverflow) 1969-01-07

Family

ID=34839856

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6809522A NL6809522A (enrdf_load_stackoverflow) 1967-07-05 1968-07-05

Country Status (2)

Country Link
FR (1) FR95312E (enrdf_load_stackoverflow)
NL (1) NL6809522A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR95312E (fr) 1970-08-21

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