FR381256A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in devices for vacuum cleaning
Assignee: DUNN LOCKE VACUUM CLEANING COM
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Filing: 1907-08-24
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Granted: 1908-01-07
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Expires: 1927-08-24
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 06:02
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/02; A47L9/06; A47L9/0606; A47L9/0613
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