Transit
USD311145S · kind S · design
2Cited by
3References
1Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Jun 8, 1987 |
| Grant date | Oct 9, 1990 |
| Priority date | — |
| Expiry date | Oct 9, 2004 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.