Lower transom of curtain wall
USD666312S1 · kind S1 · design
3Cited by
9References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 2011 |
| Grant date | Aug 28, 2012 |
| Priority date | — |
| Expiry date | Aug 28, 2026 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.