Desk-top electronic calculator
USD279107S · kind S · design
6Cited by
5References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 1983 |
| Grant date | Jun 4, 1985 |
| Priority date | — |
| Expiry date | Jun 4, 1999 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.