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USD271396S · kind S · design
19Cited by
4References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 23, 1981 |
| Grant date | Nov 15, 1983 |
| Priority date | — |
| Expiry date | Nov 15, 1997 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.