FR722761A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Charge conservator for electric accumulators
Assignee: Auguste-Emile-Celest Boulet
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Filing: 1930-12-03
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Granted: 1932-03-25
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Expires: 1950-12-03
Abstract
No abstract record available.
Inventors
- 👤 Auguste-Emile-Celest Boulet
- 👤 Gabriel Duch
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 02:05
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/34
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References Cited (Backward Citations)
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