Beam
USD316444S · kind S · design
21Cited by
5References
1Claims
0Family size
Inventors
Key dates
| Filing date | Jul 26, 1990 |
| Grant date | Apr 23, 1991 |
| Priority date | — |
| Expiry date | Apr 23, 2005 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.