Title:
Magnetic sweeper
Document Type and Number:
United States Patent 3014586


Inventors:
Ross, Charles W.
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Publication Date:
12/26/1961
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Assignee:
Ross, Charles W.
Primary Class:
209/215
Other Classes:
294/65.500
International Classes:
A47L13/41; B03C1/30; A47L13/10; B03C1/02
US Patent References:
1561077Toy
2455319Floor sweeping magnet device
2654480Magnetic floor sweeper


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