Patent US4197921A successfully refreshed from Google Patents.
FR662939A
Expired / Lapsed
FR
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Oil level indicator for crankcases
Assignee: Emile Pilain
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Filing: 1928-10-25
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Granted: 1929-08-13
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Expires: 1948-10-25
Abstract
No abstract record available.
Inventors
- 👤 Emile Pilain
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 10:50
CPC Classifications
B; B60; B60R; B60R17/00
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