Elevator safety device
United States Patent 2629461
US Patent References:
/0814870.html
- - 0814870

/1072362.html
- - 1072362

/1462382.html
- - 1462382


Inventors:
Moyer, Oscar E.
Publication Date:
02/24/1953
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Assignee:
UNIVERSAL MFG CO
Primary Class:
187/370
International Classes:
B66B5/20; B66B5/16