Title:
Surgical drill attachment
United States Patent 2878809
US Patent References:
/0447389.html
- - 0447389

/0550783.html
- - 0550783

Flexible shank tool
- - 2372930

Drilling and cutting tool
- - 2632951

Drill extension
- - 2711199


Inventors:
Treace, Harry T.
Publication Date:
03/24/1959
View Patent Images:
Assignee:
RICHARDS MFG COMPANY
Primary Class:
Other Classes:
408/127, 408/714, 433/165, 606/180, 408/226
International Classes:
A61B17/16; A61F11/00; A61B17/28
Foreign References:
DE749949C