Title:
ROOF DRAIN
United States Patent 3517813
Inventors:
Thaler, Kunibert
Publication Date:
06/30/1970
Export Citation:
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Assignee:
Kunibert, Thaler
Primary Class:
210/166
International Classes:
E04D13/04; E04D13/04; (IPC1-7): E03F1/00
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US Patent References:
2572208Water runoff control construction
1380793Roof leader connection




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