FR563363A - Improvements to electrical theft alarm devices - Google Patents

Improvements to electrical theft alarm devices

Info

Publication number
FR563363A
FR563363A FR563363DA FR563363A FR 563363 A FR563363 A FR 563363A FR 563363D A FR563363D A FR 563363DA FR 563363 A FR563363 A FR 563363A
Authority
FR
France
Prior art keywords
alarm devices
theft alarm
electrical theft
electrical
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
Other languages
French (fr)
Inventor
Armand Bocquet
Alfred Bogaert
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 FR563363A publication Critical patent/FR563363A/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)
FR563363D 1923-03-07 1923-03-07 Improvements to electrical theft alarm devices Expired FR563363A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR563363T 1923-03-07

Publications (1)

Publication Number Publication Date
FR563363A true FR563363A (en) 1923-12-04

Family

ID=8944980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR563363D Expired FR563363A (en) 1923-03-07 1923-03-07 Improvements to electrical theft alarm devices

Country Status (1)

Country Link
FR (1) FR563363A (en)

Similar Documents

Publication Publication Date Title
FR563363A (en) Improvements to electrical theft alarm devices
FR535318A (en) Improvements to electrical connection devices
FR29525E (en) Improvements to acoustic devices
FR607340A (en) Improvements to the stacking of electrical devices
FR560234A (en) Improvements to electrical decorative devices
FR575139A (en) Improvements to electric ignition devices
FR578991A (en) Improvements to thermal protection devices
FR582305A (en) Improvements to electrical protection devices
FR560702A (en) Improvements to electric alarms
FR27449E (en) Improvements to electric alarms
FR547433A (en) Improvements to electric alarms
FR537920A (en) Tarare devices
FR538744A (en) Improvements to magnetic blowing devices
FR551395A (en) Protection devices
FI8600A (en) Electrical alarm contact
FR558078A (en) Warning devices
FR546288A (en) Improvements to electromagnetic devices
FR574917A (en) Improvements to sound-producing devices
FR557457A (en) Improvements to electrical control devices
FR564340A (en) Improvements to advertising devices
FR578514A (en) Improvements to lubrication devices
FR584875A (en) Improvements to signaling devices
FR28793E (en) Improvements to electric alarms
FR600888A (en) Improvements to electrical alarms
DK31271C (en) Electrical Alarm Device.