Title:
Elevator cab isolation
Document Type and Number:
United States Patent 2246732
Inventors:
Frederick, Hymans
Plaque It!
Sponsored by: Flash of Genius |
Publication Date:
06/24/1941
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Referenced by:
Export Citation:
Assignee:
OTIS ELEVATOR CO
Primary Class:
Other Classes:
267/292
International Classes:
B66B11/02