FR2191179B3 - - Google Patents

Info

Publication number
FR2191179B3
FR2191179B3 FR7241509A FR7241509A FR2191179B3 FR 2191179 B3 FR2191179 B3 FR 2191179B3 FR 7241509 A FR7241509 A FR 7241509A FR 7241509 A FR7241509 A FR 7241509A FR 2191179 B3 FR2191179 B3 FR 2191179B3
Authority
FR
France
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
FR7241509A
Other languages
French (fr)
Other versions
FR2191179A1 (zh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PICARD JACQUES FR
Original Assignee
PICARD JACQUES FR
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 by PICARD JACQUES FR filed Critical PICARD JACQUES FR
Priority to FR7241509A priority Critical patent/FR2191179B3/fr
Publication of FR2191179A1 publication Critical patent/FR2191179A1/fr
Application granted granted Critical
Publication of FR2191179B3 publication Critical patent/FR2191179B3/fr
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
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7241509A 1972-11-22 1972-11-22 Expired FR2191179B3 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7241509A FR2191179B3 (zh) 1972-11-22 1972-11-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7241509A FR2191179B3 (zh) 1972-11-22 1972-11-22

Publications (2)

Publication Number Publication Date
FR2191179A1 FR2191179A1 (zh) 1974-02-01
FR2191179B3 true FR2191179B3 (zh) 1976-01-09

Family

ID=9107533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241509A Expired FR2191179B3 (zh) 1972-11-22 1972-11-22

Country Status (1)

Country Link
FR (1) FR2191179B3 (zh)

Also Published As

Publication number Publication date
FR2191179A1 (zh) 1974-02-01

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Legal Events

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CL Concession to grant licenses