Lens measuring device
USD288786S · kind S · design
3Cited by
11References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 24, 1984 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | Mar 17, 2001 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.