FR1303629A - Theft protection device - Google Patents

Theft protection device

Info

Publication number
FR1303629A
FR1303629A FR870000A FR870000A FR1303629A FR 1303629 A FR1303629 A FR 1303629A FR 870000 A FR870000 A FR 870000A FR 870000 A FR870000 A FR 870000A FR 1303629 A FR1303629 A FR 1303629A
Authority
FR
France
Prior art keywords
protection device
theft protection
theft
protection
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR870000A
Other languages
French (fr)
Inventor
Robert Achille Agostini
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
Application filed filed Critical
Priority to FR870000A priority Critical patent/FR1303629A/en
Application granted granted Critical
Publication of FR1303629A publication Critical patent/FR1303629A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G08B13/1672—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using sonic detecting means, e.g. a microphone operating in the audio frequency range
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
FR870000A 1961-08-03 1961-08-03 Theft protection device Expired FR1303629A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR870000A FR1303629A (en) 1961-08-03 1961-08-03 Theft protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR870000A FR1303629A (en) 1961-08-03 1961-08-03 Theft protection device

Publications (1)

Publication Number Publication Date
FR1303629A true FR1303629A (en) 1962-09-14

Family

ID=8760720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR870000A Expired FR1303629A (en) 1961-08-03 1961-08-03 Theft protection device

Country Status (1)

Country Link
FR (1) FR1303629A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2289017A1 (en) * 1974-10-23 1976-05-21 Crit Telephonie Centralised surveillance system - connects noise detectors to central receivers above set noise level or on break in

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2289017A1 (en) * 1974-10-23 1976-05-21 Crit Telephonie Centralised surveillance system - connects noise detectors to central receivers above set noise level or on break in

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