Scraping tool
USD303027S · kind S · design
18Cited by
5References
1Claims
0Family size
Inventor
Key dates
| Filing date | Mar 20, 1987 |
| Grant date | Aug 22, 1989 |
| Priority date | — |
| Expiry date | Aug 22, 2003 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.