US Patent: 441,199
|
Wrench
|
Patentee:
|
|
Stephen D. Shambarger (exact or similar names) - New Britain, CT |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Aug. 16, 1890 |
Granted: |
Nov. 25, 1890 |
Patent Pictures:
|
|
Stephen D. Shambarger patent November 25, 1890 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
Description: |
A set screw engaging one of several dimples in the back of the main bar provides basic size adjustment for the frame carrying the movable jaw. Motion of the lever handle advances the gripping face of the adjustable jaw. |
|