FR542374A
Expired / Lapsed
FR
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Improvements to machines for maintaining and cleaning parquet floors
Assignee: FR DES APP ELECTR VEGA SOC
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Filing: 1921-10-15
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Granted: 1922-08-10
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Expires: 1941-10-15
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 01:56
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4038; A47L11/02; A47L11/10; A47L11/14; A47L11/16; A47L11/4052; A47L11/4058; A47L11/4063; A47L11/4069; A47L11/4072
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