Waste pipe or drain cleaner
United States Patent 2011525

Inventors:
Parsley, Vivian S.
Publication Date:
08/13/1935
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Assignee:
Parsley, Vivian S.
Primary Class:
4/255.040
Other Classes:
285/8, 285/240, 285/9.200
International Classes:
E03C1/306; E03C1/12