Patent US2317554A successfully refreshed from Google Patents.
FR565014A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
tubular temperature exchanger
Assignee: Delaunay Belleville SA
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Filing: 1923-04-11
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Granted: 1924-01-17
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Expires: 1943-04-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 19:10
CPC Classifications
F; F22; F22D; F22D1/00; F22D1/16; F22D1/20
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