US Patent: 234X
|
Steelyards
Improvement in Steelyards
|
|
Patentee:
|
|
| Benjamin Dearborn (exact or similar names) - Boston, Middlesex County, MA |
| USPTO Classifications: |
| 42/51 |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Granted: |
Feb. 14, 1799 |
|
Patent Pictures:
[
1 | 2 | 3 | 4
]
|
|
This image was in very poor condition. |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Joel Havens
X-Patents
Wikipedia article on Benjamin Dearborn
|
|
Description: |
| The drawing for this patent is in poor condition but it appears to be some type of balance beam or scale.
Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2000 of the almost 10000 documents were recovered.
Little is known about this patent. This patent is in the database for reference only.
|
|
){kind=link}
){kind=link}
){kind=link}
){kind=link}