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USD276157S · kind S · design
11Cited by
7References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 4, 1981 |
| Grant date | Oct 30, 1984 |
| Priority date | — |
| Expiry date | Oct 30, 1998 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.