Rolling screen
United States Patent 1716285

Inventors:
John, Szako
Publication Date:
06/04/1929
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Assignee:
John, Szako
Primary Class:
160/267.100
Other Classes:
160/266, 160/245, 160/290.100, 160/273.100, 160/271, 160/41, 160/276
International Classes:
E06B9/54; E06B9/52