Patent US6015541A successfully refreshed from Google Patents.
FR65401E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Silent free exhaust for internal combustion or combustion engines
Assignee: Lucien-Clement-Georg Dehais
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Filing: 1953-04-17
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Granted: 1956-02-20
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Expires: 1973-04-17
Abstract
No abstract record available.
Inventors
- 👤 Lucien-Clement-Georg Dehais
- 👤 Raymond-Emile-August Dehais
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 04:59
CPC Classifications
F; F01; F01N; F01N1/00; F01N1/08; F01N1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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