Title:
Cleaning apparatus
United States Patent 1454381

Inventors:
Stepp, James M.
Publication Date:
05/08/1923
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Assignee:
Stepp, James M.
Primary Class:
15/320
Other Classes:
68/213, 15/353, 24/163R, 15/321
International Classes:
A47L11/30; A47L11/29