Patent DE683225C successfully refreshed from Google Patents.
DE683225C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Vacuum cleaner with rotating dirt and dust separator
Assignee: Hoover Co
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Filing: 1936-08-19
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Granted: 1939-11-01
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Expires: 1956-08-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-09 01:33
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/10; A47L9/16; A47L9/1658; A47L9/1666; A47L9/1675; A47L5/00; A47L5/12; A47L5/22; A47L5/28; A47L5/30; A47L5/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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