Piston or similar article
USD322969S · kind S · design
10Cited by
14References
1Claims
0Family size
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Key dates
| Filing date | Oct 21, 1988 |
| Grant date | Jan 7, 1992 |
| Priority date | — |
| Expiry date | Jan 7, 2006 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.