Typewriter
USD300434S · kind S · design
5Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 1986 |
| Grant date | Mar 28, 1989 |
| Priority date | — |
| Expiry date | Mar 28, 2003 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.