Table
USD308444S · kind S · design
15Cited by
11References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 18, 1986 |
| Grant date | Jun 12, 1990 |
| Priority date | — |
| Expiry date | Jun 12, 2004 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.