Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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CLAUDE JONCHIER
Original Assignee
CLAUDE JONCHIER
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Filing date
Publication date
Application filed by CLAUDE JONCHIERfiledCriticalCLAUDE JONCHIER
Application grantedgrantedCritical
Publication of FR478225ApublicationCriticalpatent/FR478225A/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
G10K5/00—Whistles
FR478225D1914-07-211914-07-21
Improvements to warning devices
ExpiredFR478225A
(en)