FR1069934A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Propeller system avoiding at rest the bulk of the deployment of the palews and its application to a pocket fan driven by a rack with angle profile
Assignee: Raymond Medard Herman Cockela
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Filing: 1953-01-19
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Granted: 1954-07-13
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Expires: 1973-01-19
Abstract
No abstract record available.
Inventors
- 👤 Raymond Medard Herman Cockela
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 13:41
CPC Classifications
A; A45; A45B; A45B27/00; A45B27/02
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