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FR738643A
Expired / Lapsed
FR
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Constantly sealed hermetic piston ring
Assignee: Justin-Arthur Normier
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Filing: 1932-06-15
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Granted: 1932-12-28
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Expires: 1952-06-15
Abstract
No abstract record available.
Inventors
- 👤 Justin-Arthur Normier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 16:58
CPC Classifications
F; F16; F16J; F16J9/00; F16J9/12; F16J9/14
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Total Claims: 0
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References Cited (Backward Citations)
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