Patent FR540910A successfully refreshed from Google Patents.
FR540910A
Expired / Lapsed
FR
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Instrument for cleaning chimneys
Assignee: Jan Barcal
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Filing: 1921-09-08
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Granted: 1922-07-19
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Expires: 1941-09-08
Abstract
No abstract record available.
Inventors
- 👤 Jan Barcal
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 09:23
CPC Classifications
F; F23; F23J; F23J3/00; F23J3/02; F23J3/026
Claims Analysis
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References Cited (Backward Citations)
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