Photography guide for depth of field and action stopping shutter speed
USD401263S · kind S · design
2Cited by
5References
1Claims
0Family size
Inventor
Key dates
| Filing date | Aug 1, 1996 |
| Grant date | Nov 17, 1998 |
| Priority date | — |
| Expiry date | Nov 17, 2012 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.