FR381359A - Sirène à plusieurs sons - Google Patents

Sirène à plusieurs sons

Info

Publication number
FR381359A
FR381359A FR381359DA FR381359A FR 381359 A FR381359 A FR 381359A FR 381359D A FR381359D A FR 381359DA FR 381359 A FR381359 A FR 381359A
Authority
FR
France
Prior art keywords
siren
several sounds
sounds
several
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
English (en)
Inventor
Louis Chollet
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 FR381359A publication Critical patent/FR381359A/fr
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
    • G10K7/00—Sirens

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR381359D 1907-08-29 1907-08-29 Sirène à plusieurs sons Expired FR381359A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR381359T 1907-08-29

Publications (1)

Publication Number Publication Date
FR381359A true FR381359A (fr) 1908-01-10

Family

ID=1427524

Family Applications (1)

Application Number Title Priority Date Filing Date
FR381359D Expired FR381359A (fr) 1907-08-29 1907-08-29 Sirène à plusieurs sons

Country Status (1)

Country Link
FR (1) FR381359A (fr)

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