Blade plough
USD267320S · kind S · design
17Cited by
1References
1Claims
0Family size
Inventor
Key dates
| Filing date | Nov 7, 1979 |
| Grant date | Dec 21, 1982 |
| Priority date | — |
| Expiry date | Dec 21, 1996 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.