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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ALEXANDRE PIERRE FR
Original Assignee
ALEXANDRE PIERRE FR
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Filing date
Publication date
Application filed by ALEXANDRE PIERRE FRfiledCriticalALEXANDRE PIERRE FR
Priority to FR7238789ApriorityCriticalpatent/FR2205248A5/fr
Application grantedgrantedCritical
Publication of FR2205248A5publicationCriticalpatent/FR2205248A5/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
G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
