Hub for a printing paper roll
USD533899S1 · kind S1 · design
50Cited by
9References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2004 |
| Grant date | Dec 19, 2006 |
| Priority date | — |
| Expiry date | Dec 19, 2020 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.