Title:
Self propelled floor treating machine
United States Patent 3220043
Inventors:
Lampe, Robert C.
Publication Date:
11/30/1965
Export Citation:
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Assignee:
ELECTROLUX CORP
Primary Class:
15/340.2
Other Classes:
15/52.1, 15/351, 15/354, 15/369, 15/384, 15/410, 180/19.3
International Classes:
A47L5/34; A47L5/22
View Patent Images:
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US Patent References:
2651803Pickup brushes for sweepers
2266075N/A
1849218Floor polishing machine
1791812Self-propelling floor polisher
0847947N/A
Foreign References:
CH109854A