Title:
Adjustable draw key
United States Patent 2480429
US Patent References:
/0298903.html
- - 0298903

Wedge key block
- - 1824729

Shore
- - 1849377

Jack
- - 2237230


Inventors:
Knowles, Wade Roger
Publication Date:
08/30/1949
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Assignee:
Knowles, Wade Roger
Primary Class:
411/355
Other Classes:
29/253, 279/2.130, 403/355, 403/409.100
International Classes:
F16B21/12; F16B21/00
Foreign References:
DE519366C