Combined face plate and control operators for an electrical switch or similar articles
USD308045S · kind S · design
35Cited by
9References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1987 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | May 22, 2004 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.