Feed roll for seed planter
USD262372S · kind S · design
11Cited by
5References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 3, 1979 |
| Grant date | Dec 22, 1981 |
| Priority date | — |
| Expiry date | Dec 22, 1995 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.