Range finding device for close-up
USD298260S · kind S · design
6Cited by
5References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1985 |
| Grant date | Oct 25, 1988 |
| Priority date | — |
| Expiry date | Oct 25, 2002 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.