Ornamental design for a frame of circuit elements utilized to replace damaged elements on printed circuit boards
USD288556S · kind S · design
518Cited by
6References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 21, 1984 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Mar 3, 2001 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.