Steam spray sweeper
United States Patent 2218625
Inventors:
Rudigier, Edward A.
Publication Date:
10/22/1940
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Export Citation:
Assignee:
STANDARD OIL DEV CO
Primary Class:
Other Classes:
34/104, 134/167R, 366/276, 202/175, 208/48R
International Classes:
B01F13/02; C10G7/00; B01F13/00