US Patent: 311,549
|
Die-stock
|
Patentee:
|
|
Frederic E. Wells (exact or similar names) - Greenfield, MA |
|
Patent Dates:
|
Applied: |
Mar. 03, 1884 |
Granted: |
Feb. 03, 1885 |
Patent Pictures:
[
1 | 2 | 3
]
|
|
LITTLE GIANT example - courtesy photo |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz "Vintage Machinery" entry for Wells Brothers & Co.
|
Description: |
Adjustable taper-sided die segments held in a collet "sideways" by adjusting screws, and at the bottom by a threaded collar. Marketed as the "LITTLE GIANT" screw plates. |
|