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Herbelot Et Worms SA Des Ets
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Herbelot Et Worms SA Des Ets
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Application filed by Herbelot Et Worms SA Des EtsfiledCriticalHerbelot Et Worms SA Des Ets
Application grantedgrantedCritical
Publication of FR631771ApublicationCriticalpatent/FR631771A/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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Physics & Mathematics
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Engineering & Computer Science
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Acoustics & Sound
(AREA)
Multimedia
(AREA)
FR631771D1926-06-301926-06-30Pavillon pour machines parlantes
ExpiredFR631771A
(fr)