US Patent: 702X
|
| Machine for perpendicular boring for manufacturing pumps
|
|
Patentee:
|
|
| Roger Selden (exact or similar names) - Unknown, Unknown |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Granted: |
Jul. 07, 1806 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin
|
|
Description: |
| This patent's specification and drawings were lost in the Patent Office fire of December 1836, and so little is known about this patent. |
|