Patent US2997628A successfully refreshed from Google Patents.
Patent FR520241A successfully refreshed from Google Patents.
FR520241A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for cooling the piston in combustion engines by means of an air coolant blown into the piston against its bottom
Assignee: Individual
•
Filing: 1920-07-10
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Granted: 1921-06-22
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Expires: 1940-07-10
Abstract
No abstract record available.
Inventors
- 👤 Franz Maedler
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 12:56
CPC Classifications
F; F01; F01P; F01P1/00; F01P1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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