Concrete roof tile
USD348317S · kind S · design
18Cited by
12References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 1992 |
| Grant date | Jun 28, 1994 |
| Priority date | — |
| Expiry date | Jun 28, 2008 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.