Hand-held optical character recognition reader
USD251560S · kind S · design
8Cited by
4References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 1977 |
| Grant date | Apr 10, 1979 |
| Priority date | — |
| Expiry date | Apr 10, 1993 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.