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Chausson Usines SA
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Chausson Usines SA
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Publication date
Application filed by Chausson Usines SAfiledCriticalChausson Usines SA
Application grantedgrantedCritical
Publication of FR787227ApublicationCriticalpatent/FR787227A/fr
G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
G01H3/10—Amplitude; Power
G01H3/12—Amplitude; Power by electric means
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
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
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General Physics & Mathematics
(AREA)
FR787227D1934-06-131934-06-13Appareil capteur et amplificateur de sons pour véhicules automobiles
ExpiredFR787227A
(fr)