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FR859930A Expired / Lapsed FR ⏱️ 0.0 years remaining

Improvements to heat generators and exchangers and to heating installations incorporating similar devices

Assignee: Air France SA
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Filing: 1939-06-07
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Granted: 1941-01-02
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Expires: 1959-06-07
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Abstract

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Inventors

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-29 23:26
CPC Classifications
F; F28; F28D; F28D15/00; F28D15/02; F28D15/0233; B; B64; B64D; B64D13/00; B64D13/06; B64D13/08; F01; F01N; F01N5/00; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12

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