FR804818A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Accumulator improvements
Assignee: Lucien Frey
•
Filing: 1936-04-07
•
Granted: 1936-11-03
•
Expires: 1956-04-07
Abstract
No abstract record available.
Inventors
- 👤 Lucien Frey
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 04:18
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/40; H01M50/409; H01M50/411; H01M50/429; H01M50/4295; H01M50/44; H01M50/446; Y; Y02; Y02E; Y02E60/00; Y02E60/10
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References Cited (Backward Citations)
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