Title:
High-speed roadway vacuum cleaner
United States Patent 3221358
US Patent References:
Pneumatic cleaner
- - 2018791
Combined brushing and vacuum cleaning apparatus
- - 2536902
Automatic sweeping machine for runways, streets, roads and the like
- - 3007191
Pneumatic cleaner
- - 2018791
Combined brushing and vacuum cleaning apparatus
- - 2536902
Automatic sweeping machine for runways, streets, roads and the like
- - 3007191
Inventors:
Dickson, Rufus F.
Publication Date:
12/07/1965
View Patent Images:
Export Citation:
Assignee:
Dickson, Rufus F.
Primary Class:
Other Classes:
15/340.300
International Classes:
E01H1/08; E01H1/00
Foreign References:
| FR534953A | ||||
| FR1217672A | ||||
| DE1117628B | ||||
| GB189203134A | ||||
| GB755381A | ||||
| GB808026A |