US Patent: 471,381
|
| Cam Cutter
|
|
Patentees:
|
| Zachary T. French (exact or similar names) - Boston, Suffolk County, MA |
| William C. Meyer (exact or similar names) - Boston, Suffolk County, MA |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
May 21, 1891 |
| Granted: |
Mar. 22, 1892 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Joel Havens
|