Hole punch for a ring-binder
USD354770S · kind S · design
8Cited by
6References
1Claims
0Family size
Inventor
Key dates
| Filing date | Feb 7, 1994 |
| Grant date | Jan 24, 1995 |
| Priority date | — |
| Expiry date | Jan 24, 2009 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.