Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8556872 | Noise attenuating high-volume suction tip with automatic integral on demand vacuum release valve mechanism | James E. Hamman, Frances K. Hamman | 2013-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8556872 | Noise attenuating high-volume suction tip with automatic integral on demand vacuum release valve mechanism | James E. Hamman, Frances K. Hamman | 2013-10-15 |