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Patent FR560706A successfully refreshed from Google Patents.
FR560706A
Expired / Lapsed
FR
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Manufacturing process of metallic aerial propellers and resulting products
Assignee: ANCIENS CHAUVIE Ets
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Filing: 1923-01-05
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Granted: 1923-10-09
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Expires: 1943-01-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 19:44
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/78
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