FR841618A
Expired / Lapsed
FR
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Heat exchange process, and construction devices
Assignee: Devemy Alfred Theodore Joseph
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Filing: 1938-01-28
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Granted: 1939-05-24
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Expires: 1958-01-28
Abstract
No abstract record available.
Inventors
- 👤 Devemy Alfred Theodore Joseph
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 06:40
CPC Classifications
F; F28; F28D; F28D7/00; F28D7/10; F28D7/12
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