Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932453 | Tool for setting an instrument sound post | Edmund Zielinski | 2011-04-26 |
| 7892306 | Multi-use personal ventilation/filtration system | Joseph Kummer | 2011-02-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932453 | Tool for setting an instrument sound post | Edmund Zielinski | 2011-04-26 |
| 7892306 | Multi-use personal ventilation/filtration system | Joseph Kummer | 2011-02-22 |