BE848665A - OPAQUE DOOR WITH AN INFRINGEMENT ATTEMPT DETECTION DEVICE, - Google Patents

OPAQUE DOOR WITH AN INFRINGEMENT ATTEMPT DETECTION DEVICE,

Info

Publication number
BE848665A
BE848665A BE1007786A BE1007786A BE848665A BE 848665 A BE848665 A BE 848665A BE 1007786 A BE1007786 A BE 1007786A BE 1007786 A BE1007786 A BE 1007786A BE 848665 A BE848665 A BE 848665A
Authority
BE
Belgium
Prior art keywords
infringement
detection device
attempt detection
opaque door
opaque
Prior art date
Application number
BE1007786A
Other languages
French (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 filed Critical
Publication of BE848665A publication Critical patent/BE848665A/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/04—Mechanical actuation by breaking of glass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
BE1007786A 1975-12-10 1976-11-24 OPAQUE DOOR WITH AN INFRINGEMENT ATTEMPT DETECTION DEVICE, BE848665A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7537764A FR2335007A1 (en) 1975-12-10 1975-12-10 OPAQUE DOOR WITH DETECTION DEVICE FOR INFRINGEMENT ATTEMPTS

Publications (1)

Publication Number Publication Date
BE848665A true BE848665A (en) 1977-05-24

Family

ID=9163565

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1007786A BE848665A (en) 1975-12-10 1976-11-24 OPAQUE DOOR WITH AN INFRINGEMENT ATTEMPT DETECTION DEVICE,

Country Status (5)

Country Link
BE (1) BE848665A (en)
DE (1) DE2654918A1 (en)
ES (1) ES225011Y (en)
FR (1) FR2335007A1 (en)
GB (1) GB1499609A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE892831A1 (en) * 1989-12-12 1991-06-19 Michael Morrin A method for installing an inertia sensor

Also Published As

Publication number Publication date
ES225011U (en) 1977-02-16
FR2335007A1 (en) 1977-07-08
FR2335007B1 (en) 1980-01-04
DE2654918A1 (en) 1977-06-16
GB1499609A (en) 1978-02-01
ES225011Y (en) 1977-06-16

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