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GEORGES ADOLPHE OLLIER
Original Assignee
GEORGES ADOLPHE OLLIER
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Filing date
Publication date
Application filed by GEORGES ADOLPHE OLLIERfiledCriticalGEORGES ADOLPHE OLLIER
Application grantedgrantedCritical
Publication of FR427606ApublicationCriticalpatent/FR427606A/fr
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
G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
Landscapes
Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Acoustics & Sound
(AREA)
Multimedia
(AREA)
FR427606D1911-03-211911-03-21Cornet avertisseur pour cycles et automobiles
ExpiredFR427606A
(fr)