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FR758374A
Expired / Lapsed
FR
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Helical thruster
Assignee: Ludwig Schwartz
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Filing: 1933-05-17
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Granted: 1934-01-15
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Expires: 1953-05-17
Abstract
No abstract record available.
Inventors
- 👤 Ludwig Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 13:08
CPC Classifications
B; B63; B63H; B63H23/00; B63H23/32; B63H23/34; B63H1/00; B63H1/02; B63H1/12; B63H2001/122
Claims Analysis
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References Cited (Backward Citations)
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