Embankment block
USD341433S · kind S · design
1Cited by
10References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 18, 1991 |
| Grant date | Nov 16, 1993 |
| Priority date | — |
| Expiry date | Nov 16, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.