Patent US4244988A successfully refreshed from Google Patents.
Patent FR852713A successfully refreshed from Google Patents.
FR852713A
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FR
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Lubrication method for refrigeration units operating with ethyl chloride
Assignee: Benjamin Rene Planche
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Filing: 1938-10-21
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Granted: 1940-03-01
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Expires: 1958-10-21
Abstract
No abstract record available.
Inventors
- 👤 Benjamin Rene Planche
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 09:21
CPC Classifications
F; F25; F25B; F25B31/00; F25B31/002
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