Retaining wall block
USD391376S · kind S · design
113Cited by
21References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 12, 1995 |
| Grant date | Feb 24, 1998 |
| Priority date | — |
| Expiry date | Feb 24, 2012 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.