Title:
Downspout strainer
United States Patent 2640593
US Patent References:
/0439669.html
- - 0439669
/0511388.html
- - 0511388
/0586342.html
- - 0586342
/0991872.html
- - 0991872
/0439669.html
- - 0439669
/0511388.html
- - 0511388
/0586342.html
- - 0586342
/0991872.html
- - 0991872
Inventors:
Korb, Henry C.
Publication Date:
06/02/1953
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Assignee:
Korb, Henry C.
Primary Class:
Other Classes:
210/463, 52/12
International Classes:
E04D13/04; F16L55/24
Foreign References:
| FR627762A |