Universal driving head for tools
United States Patent 2794357
US Patent References:
/0868454.html
- - 0868454

/1096235.html
- - 1096235

/1102863.html
- - 1102863

Tool holder
- - 1412284

Socket wrench
- - 1643855


Inventors:
Lykins Jr., Sanford
Publication Date:
06/04/1957
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Assignee:
Lykins Jr., Sanford
Primary Class:
81/177.750
Other Classes:
403/166, 464/119, 403/102, 403/57, 279/80
International Classes:
B25B23/00; B25G1/06; B25G1/00
US Patent References:
1715902Foldable handle
2653636Magnetic screw driver
Foreign References:
GB191122423A
FR519409A