Gas valve wrench
USD333243S · kind S · design
10Cited by
7References
1Claims
0Family size
Inventor
Key dates
| Filing date | Oct 31, 1989 |
| Grant date | Feb 16, 1993 |
| Priority date | — |
| Expiry date | Feb 16, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.