Practice mute for a brass instrument
USD505692S1 · kind S1 · design
4Cited by
11References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jun 18, 2004 |
| Grant date | May 31, 2005 |
| Priority date | — |
| Expiry date | May 31, 2019 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.