FR58611E
Expired / Lapsed
FR
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Method and device for sound absorption
Assignee: Andre-Ovide-Adolphe Boet
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Filing: 1948-05-11
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Granted: 1954-03-02
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Expires: 1968-05-11
Abstract
No abstract record available.
Inventors
- 👤 Andre-Ovide-Adolphe Boet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 07:57
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/8218; E04B1/84; E04B2001/8414; E04B2001/8423; E04B2001/8433
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References Cited (Backward Citations)
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