Title:
Protective door reversing means
United States Patent 3168165

Inventors:
Gino, Bagnasco
Publication Date:
02/02/1965
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Assignee:
SERGE ELEVATOR COMPANY INC
Primary Class:
187/317
Other Classes:
200/61.430, 49/27
International Classes:
B66B13/26; E05F15/14; E05F15/00; B66B13/24
US Patent References:
2878898Elevator closure systems
3040839
Foreign References:
GB384551A