FR705977A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements made to thermostats, particularly those applied to lubrication devices
Assignee: Hans Kreidel
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Filing: 1930-11-20
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Granted: 1931-06-17
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Expires: 1950-11-20
Abstract
No abstract record available.
Inventors
- 👤 Hans Kreidel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 14:11
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/02; F16N7/08
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