Title:
Fluid controlled guide for elevator cars
Document Type and Number:
United States Patent 2260922
Inventors:
Walter, Spiro
Plaque It!
Sponsored by: Flash of Genius |
Publication Date:
10/28/1941
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Referenced by:
Export Citation:
Assignee:
ELEVATOR SAFETY CORP
Primary Class:
International Classes:
B66B7/04; B66B7/02