Title:
Downspout-cleaning device
United States Patent 1552902

Inventors:
Raymond, Werner Alexander
Publication Date:
09/08/1925
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Assignee:
Raymond, Werner Alexander
Primary Class:
210/130
Other Classes:
210/409, 210/422, 210/446
International Classes:
B01D35/02; E04D13/08; F16L55/24; B01D35/00; E04D13/04