Patent CA972510A successfully refreshed from Google Patents.
CA972510A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Hygienic vacuum cleaner with a circulating air flow
Assignee: Individual
•
Filing: 1973-03-16
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Granted: 1975-08-12
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Expires: 1993-03-16
Abstract
No abstract record available.
Inventors
- 👤 Henry Loetkeman
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-31 20:45
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/14; A47L9/00; A47L9/24; A47L9/242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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