Coupling
USD247182S · kind S · design
15Cited by
7References
1Claims
0Family size
Inventor
Key dates
| Filing date | Sep 4, 1975 |
| Grant date | Feb 7, 1978 |
| Priority date | — |
| Expiry date | Feb 7, 1992 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.