NL278116A - - Google Patents

Info

Publication number
NL278116A
NL278116A NL278116DA NL278116A NL 278116 A NL278116 A NL 278116A NL 278116D A NL278116D A NL 278116DA NL 278116 A NL278116 A NL 278116A
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 NL278116A publication Critical patent/NL278116A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
    • G08B13/1663—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using seismic sensing means

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Emergency Alarm Devices (AREA)
NL278116D 1961-05-08 NL278116A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR861053A FR1296625A (fr) 1961-05-08 1961-05-08 Perfectionnements aux systèmes électriques de surveillance

Publications (1)

Publication Number Publication Date
NL278116A true NL278116A (enrdf_load_stackoverflow)

Family

ID=8754657

Family Applications (2)

Application Number Title Priority Date Filing Date
NL132087D NL132087C (enrdf_load_stackoverflow) 1961-05-08
NL278116D NL278116A (enrdf_load_stackoverflow) 1961-05-08

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL132087D NL132087C (enrdf_load_stackoverflow) 1961-05-08

Country Status (4)

Country Link
DE (1) DE1243565B (enrdf_load_stackoverflow)
FR (1) FR1296625A (enrdf_load_stackoverflow)
GB (1) GB947977A (enrdf_load_stackoverflow)
NL (2) NL278116A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3321737A (en) * 1965-02-03 1967-05-23 Russell Lindsay Sonar-type sensory aids
FR2523339A1 (fr) * 1982-03-12 1983-09-16 Guglielmetti Vg Electro Dispositif de detection a capteur volumetrique a infra-sons et procede de detection par infra-sons

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE660328C (de) * 1930-04-09 1938-05-23 Siemens & Halske Akt Ges Einrichtung zum Pruefen des Betriebszustandes von Raum-, insbesondere Tresorsicherungsanlagen
CH293560A (fr) * 1951-07-28 1953-09-30 Rolf Dr Glatt Installation pour l'électrocardiographie.

Also Published As

Publication number Publication date
FR1296625A (fr) 1962-06-22
GB947977A (en) 1964-01-29
DE1243565B (de) 1967-06-29
NL132087C (enrdf_load_stackoverflow)

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