Patent FR521369A successfully refreshed from Google Patents.
FR521369A
Expired / Lapsed
FR
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Improvements in internal combustion engines
Assignee: Individual
•
Filing: 1920-07-29
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Granted: 1921-07-11
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Expires: 1940-07-29
Abstract
No abstract record available.
Inventors
- 👤 Roy William Ide
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 20:59
CPC Classifications
F; F02; F02D; F02D1/00; F02D1/02; F02D1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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