Combination wrench for lock nuts
USD329788S · kind S · design
30Cited by
11References
1Claims
0Family size
Inventor
Key dates
| Filing date | May 23, 1990 |
| Grant date | Sep 29, 1992 |
| Priority date | — |
| Expiry date | Sep 29, 2006 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.