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FR977561A Expired / Lapsed FR ⏱️ 0.0 years remaining

Improvements to air turbines, or wind turbines, for the production of motive power

Assignee: Ernest Defert
•
Filing: 1942-08-10
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Granted: 1951-04-03
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Expires: 1962-08-10
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Abstract

No abstract record available.

Inventors

  • 👤 Ernest Defert

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-25 14:55
CPC Classifications
F; F03; F03D; F03D3/00; F03D3/04; F03D3/0436; F03D3/0472; F03D3/0481; F03D3/0445; F03D3/0454; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/74

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