US Patent: RE2,588
|
| Improvement in device for stopping and changing motion
|
|
Patentee:
|
|
| Francis A. Pratt (exact or similar names) - Hartford, CT |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Granted: |
Apr. 30, 1867 |
| Reissue Information: |
| Reissue of 29,939 (Sep. 04, 1860) |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Jeff Joslin
Vintage Machinery entry for Pratt & Whitney Co.
|
|
Description: |
| The inventor was co-founder of machine-tool maker Pratt & Whitney Co., and assignee was also known as Phoenix Iron Works, which made drill presses. |
|
