BE346867A - - Google Patents

Info

Publication number
BE346867A
BE346867A BE346867DA BE346867A BE 346867 A BE346867 A BE 346867A BE 346867D A BE346867D A BE 346867DA BE 346867 A BE346867 A BE 346867A
Authority
BE
Belgium
Prior art keywords
support
counterweight
bolt
door
finger
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE346867A publication Critical patent/BE346867A/fr

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/22Electrical actuation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
BE346867D BE346867A (mo)

Publications (1)

Publication Number Publication Date
BE346867A true BE346867A (mo)

Family

ID=22621

Family Applications (1)

Application Number Title Priority Date Filing Date
BE346867D BE346867A (mo)

Country Status (1)

Country Link
BE (1) BE346867A (mo)

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