FR325530A
Expired / Lapsed
FR
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Improvements to gas cells
Assignee: BLANC FREDERIC-NICOLAS
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Filing: 1902-10-22
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Granted: 1903-05-01
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Expires: 1922-10-22
Abstract
No abstract record available.
Inventors
- 👤 Blanc Frederic-Nicolas
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 10:13
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/08; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
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