Title:
Sidewalk door
Document Type and Number:
United States Patent 1715903
Inventors:
Dame, Lorenzo J.
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Sponsored by: Flash of Genius |
Publication Date:
06/04/1929
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Assignee:
Dame, Lorenzo J.
Primary Class:
Other Classes:
49/397, 49/71, 49/33
International Classes:
E06B5/01; E06B5/00