Title:
Door operator
Document Type and Number:
United States Patent 3284950
Inventors:
Harry, Gute
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Publication Date:
11/15/1966
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Referenced by:
Export Citation:
Assignee:
Harry, Gute
Primary Class:
Other Classes:
49/32, 49/340
International Classes:
E05F15/00; E05F15/12
US Patent References: