FR654269A - Alarm device for all applications - Google Patents

Alarm device for all applications

Info

Publication number
FR654269A
FR654269A FR654269DA FR654269A FR 654269 A FR654269 A FR 654269A FR 654269D A FR654269D A FR 654269DA FR 654269 A FR654269 A FR 654269A
Authority
FR
France
Prior art keywords
applications
alarm device
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
Raoul-Ernest Froger
Maurice-Emile Froger
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
Application granted granted Critical
Publication of FR654269A publication Critical patent/FR654269A/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
    • G08B13/22—Electrical actuation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR654269D 1927-10-12 1927-10-12 Alarm device for all applications Expired FR654269A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR654269T 1927-10-12

Publications (1)

Publication Number Publication Date
FR654269A true FR654269A (en) 1929-04-04

Family

ID=9006396

Family Applications (1)

Application Number Title Priority Date Filing Date
FR654269D Expired FR654269A (en) 1927-10-12 1927-10-12 Alarm device for all applications

Country Status (1)

Country Link
FR (1) FR654269A (en)

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