Title:
Venetian blind construction
Document Type and Number:
United States Patent 1957272
Inventors:
Kuyper, Peter H.
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Publication Date:
05/01/1934
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Referenced by:
Export Citation:
Assignee:
ROLSCREEN CO
Primary Class:
Other Classes:
160/178.200, 24/132R, 160/168.10R, 160/34, 24/133
International Classes:
E06B9/303; E06B9/28