File box
USD294897S · kind S · design
7Cited by
6References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 19, 1985 |
| Grant date | Mar 29, 1988 |
| Priority date | — |
| Expiry date | Mar 29, 2002 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.