FR589423A
Expired / Lapsed
FR
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Automatic speed transformer
Assignee: Jean Grugeaud
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Filing: 1924-11-20
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Granted: 1925-05-28
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Expires: 1944-11-20
Abstract
No abstract record available.
Inventors
- 👤 Jean Grugeaud
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 01:51
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0293; F16H2718/00; F16H2718/18; F16H2718/20; F16H2718/22
Claims Analysis
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References Cited (Backward Citations)
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