FR423950A - Warning whistle for motor vehicles - Google Patents

Warning whistle for motor vehicles

Info

Publication number
FR423950A
FR423950A FR423950DA FR423950A FR 423950 A FR423950 A FR 423950A FR 423950D A FR423950D A FR 423950DA FR 423950 A FR423950 A FR 423950A
Authority
FR
France
Prior art keywords
motor vehicles
warning whistle
whistle
warning
vehicles
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
Charles Gatzke
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR423950A publication Critical patent/FR423950A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K5/00—Whistles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR423950D 1910-12-22 1910-12-22 Warning whistle for motor vehicles Expired FR423950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR423950T 1910-12-22

Publications (1)

Publication Number Publication Date
FR423950A true FR423950A (en) 1911-05-01

Family

ID=1466746

Family Applications (1)

Application Number Title Priority Date Filing Date
FR423950D Expired FR423950A (en) 1910-12-22 1910-12-22 Warning whistle for motor vehicles

Country Status (1)

Country Link
FR (1) FR423950A (en)

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