Steam vacuum cleaner
United States Patent 2497435
US Patent References:
/0695162.html
- - 0695162
/0787732.html
- - 0787732
/0868901.html
- - 0868901
/1016435.html
- - 1016435
Cleaning means
- - 1803693
/0695162.html
- - 0695162
/0787732.html
- - 0787732
/0868901.html
- - 0868901
/1016435.html
- - 1016435
Cleaning means
- - 1803693
Inventors:
Leonard, Branneman
Publication Date:
02/14/1950
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Assignee:
Leonard, Branneman
Primary Class:
Other Classes:
15/345, 15/405, 15/321, 392/399
International Classes:
A47L7/04; A47L11/34; A47L7/00; A47L11/00
US Patent References:
| 2223963 | Floor cleaning machine |
Foreign References:
| DE596475C |