FR421303A - Alarm buzzer - Google Patents

Alarm buzzer

Info

Publication number
FR421303A
FR421303A FR421303DA FR421303A FR 421303 A FR421303 A FR 421303A FR 421303D A FR421303D A FR 421303DA FR 421303 A FR421303 A FR 421303A
Authority
FR
France
Prior art keywords
alarm buzzer
buzzer
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
Andre-Georges-Marcel Cathiard
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.)
ANDRE GEORGES MARCEL CATHIARD
Original Assignee
ANDRE GEORGES MARCEL CATHIARD
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 ANDRE GEORGES MARCEL CATHIARD filed Critical ANDRE GEORGES MARCEL CATHIARD
Application granted granted Critical
Publication of FR421303A publication Critical patent/FR421303A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR421303D 1909-12-17 1909-12-17 Alarm buzzer Expired FR421303A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR421303T 1909-12-17

Publications (1)

Publication Number Publication Date
FR421303A true FR421303A (en) 1911-02-20

Family

ID=1464366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR421303D Expired FR421303A (en) 1909-12-17 1909-12-17 Alarm buzzer

Country Status (1)

Country Link
FR (1) FR421303A (en)

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