FR397280A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Mechanical grid with bars forming steps and allowing a suitable inclination to burn lean fuels
Assignee: Individual
•
Filing: 1908-12-09
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Granted: 1909-05-04
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Expires: 1928-12-09
Abstract
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Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 10:08
CPC Classifications
F; F23; F23H; F23H11/00; F23H11/12
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