FR689940A - Automobile warning device - Google Patents

Automobile warning device

Info

Publication number
FR689940A
FR689940A FR689940DA FR689940A FR 689940 A FR689940 A FR 689940A FR 689940D A FR689940D A FR 689940DA FR 689940 A FR689940 A FR 689940A
Authority
FR
France
Prior art keywords
warning device
automobile warning
automobile
warning
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
Rene-Jacques-Henri Planiol
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 FR689940A publication Critical patent/FR689940A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
FR689940D 1929-04-26 1929-04-26 Automobile warning device Expired FR689940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR689940T 1929-04-26

Publications (1)

Publication Number Publication Date
FR689940A true FR689940A (en) 1930-09-12

Family

ID=9027578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689940D Expired FR689940A (en) 1929-04-26 1929-04-26 Automobile warning device

Country Status (1)

Country Link
FR (1) FR689940A (en)

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