Title:
Attachment for vacuum cleaners
United States Patent 2673986
US Patent References:
/0303858.html
- - 0303858

/0646668.html
- - 0646668

/0734682.html
- - 0734682

/0924368.html
- - 0924368

/0938495.html
- - 0938495


Inventors:
Valentine, Schaefer
Publication Date:
04/06/1954
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Assignee:
Valentine, Schaefer
Primary Class:
4/255.010
Other Classes:
15/406
International Classes:
E03C1/304; E03C1/308; E03C1/12
US Patent References:
0964575
1022974
1492732Gopher killer
1632515Sprayer
1703551
1842276Flue cleaner
1893498Bottle washing device
1937172Irrigating implement
2027661Drain cleaner
2055801Flushing apparatus
2140187Bottle filling and gassing machine
2187043Trap cleaner and force pump
2267064Cleaning waste lines
2311197Cleaning process for urinal traps located below the floor level
2490422Plumbing cleanout attachment
Foreign References:
GB190805695A