US Patent: 1,421,928
|
Drill
|
Patentee:
|
|
Jeremiah C. Fitzgerald (exact or similar names) - Kilbourn, WI |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Sep. 09, 1920 |
Granted: |
Jul. 04, 1922 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin
|
Description: |
The innovation is a post drill that can be also be used as a portable drill. In addition, the drill has a novel design to allow one hand to control both drill feed and rotation, leaving the other hand free to hold the work. |
|