DE709785C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for automatic time control of the air supply for boiler firing
Assignee: JOHANN ORLOWSKI
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Filing: 1939-10-05
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Granted: 1941-08-27
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Expires: 1959-10-05
Abstract
No abstract record available.
Inventors
- 👤 Johann Orlowski
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 22:40
CPC Classifications
F; F23; F23L; F23L3/00; F23L13/00; F23L13/02
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References Cited (Backward Citations)
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