FR511463A - Safety and alarm device for locking devices - Google Patents

Safety and alarm device for locking devices

Info

Publication number
FR511463A
FR511463A FR511463A FR511463DA FR511463A FR 511463 A FR511463 A FR 511463A FR 511463 A FR511463 A FR 511463A FR 511463D A FR511463D A FR 511463DA FR 511463 A FR511463 A FR 511463A
Authority
FR
France
Prior art keywords
safety
alarm device
locking devices
locking
devices
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
FR511463A
Other languages
French (fr)
Inventor
Maggiorino Raiteri
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.)
MAGGIORINO RAITERI
Original Assignee
MAGGIORINO RAITERI
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 MAGGIORINO RAITERI filed Critical MAGGIORINO RAITERI
Application granted granted Critical
Publication of FR511463A publication Critical patent/FR511463A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/06—Mechanical actuation by tampering with fastening

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR511463A 1920-03-11 1920-03-11 Safety and alarm device for locking devices Expired FR511463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR511463T 1920-03-11

Publications (1)

Publication Number Publication Date
FR511463A true FR511463A (en) 1920-12-27

Family

ID=8912379

Family Applications (1)

Application Number Title Priority Date Filing Date
FR511463A Expired FR511463A (en) 1920-03-11 1920-03-11 Safety and alarm device for locking devices

Country Status (1)

Country Link
FR (1) FR511463A (en)

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