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Publication of FR5616EpublicationCriticalpatent/FR5616E/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
G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
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Acoustics & Sound
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FR5616D1905-04-061905-12-18Dispositif d'enregistrement pour phonographes, graphophones et gramophones
ExpiredFR5616E
(fr)