FR421587A - Burglar alarm device - Google Patents

Burglar alarm device

Info

Publication number
FR421587A
FR421587A FR421587DA FR421587A FR 421587 A FR421587 A FR 421587A FR 421587D A FR421587D A FR 421587DA FR 421587 A FR421587 A FR 421587A
Authority
FR
France
Prior art keywords
alarm device
burglar alarm
burglar
alarm
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
Other languages
French (fr)
Inventor
Emile Perrelle
Louis Veyret
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.)
EMILE PERRELLE
Original Assignee
EMILE PERRELLE
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 EMILE PERRELLE filed Critical EMILE PERRELLE
Application granted granted Critical
Publication of FR421587A publication Critical patent/FR421587A/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
    • G08B13/02—Mechanical actuation
    • G08B13/06—Mechanical actuation by tampering with fastening

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR421587D 1910-10-14 1910-10-14 Burglar alarm device Expired FR421587A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR421587T 1910-10-14

Publications (1)

Publication Number Publication Date
FR421587A true FR421587A (en) 1911-02-25

Family

ID=1464621

Family Applications (1)

Application Number Title Priority Date Filing Date
FR421587D Expired FR421587A (en) 1910-10-14 1910-10-14 Burglar alarm device

Country Status (1)

Country Link
FR (1) FR421587A (en)

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