Title:
Oral surgery tool with interchangeable blades
United States Patent 3367727
US Patent References:
Tool-holder
- - 1341934

Screw driver
- - 2472392

Chuck
- - 2491605

Holders for rotary tools
- - 2736561

Interchangeable drill
- - 2736562


Inventors:
Ward, Abraham W.
Whipple, Raymond T.
Publication Date:
02/06/1968
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Primary Class:
279/76
Other Classes:
403/326, 403/290, 279/82
International Classes:
A61B17/32; B23B31/107; B23B31/10