Zig-zag folding shutter
USD341208S · kind S · design
0Cited by
11References
1Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 3, 1991 |
| Grant date | Nov 9, 1993 |
| Priority date | — |
| Expiry date | Nov 9, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.