Holder for flexible sheet material
USD320620S · kind S · design
2Cited by
14References
1Claims
0Family size
Inventor
Key dates
| Filing date | Oct 7, 1987 |
| Grant date | Oct 8, 1991 |
| Priority date | — |
| Expiry date | Oct 8, 2005 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.