Model of the universe with planets and stars
USD334773S · kind S · design
4Cited by
5References
1Claims
0Family size
Inventor
Key dates
| Filing date | Apr 11, 1991 |
| Grant date | Apr 13, 1993 |
| Priority date | — |
| Expiry date | Apr 13, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.