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RENE GOBERT
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RENE GOBERT
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Application filed by RENE GOBERTfiledCriticalRENE GOBERT
Application grantedgrantedCritical
Publication of FR395826ApublicationCriticalpatent/FR395826A/en
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
G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only
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Physics & Mathematics
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Engineering & Computer Science
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Acoustics & Sound
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FR395826D1908-10-301908-10-30
Warning device for cycles and motor vehicles
ExpiredFR395826A
(en)