Scissors jack
United States Patent 2467657
US Patent References:
Lifting jack
1954558

Hoisting mechanism
1526767

N/A
1399736


Inventors:
Brown, William P.
Publication Date:
04/19/1949
Assignee:
Fred, Lake
Primary Class:
Other Classes:
254/126
International Classes:
B66F3/12; B66F3/00
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