Sealing unit for container lids
USD330034S · kind S · design
3Cited by
4References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jul 17, 1987 |
| Grant date | Oct 6, 1992 |
| Priority date | — |
| Expiry date | Oct 6, 2006 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.