Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643035 | Bubble producing device having a rotatable turbine wheel with pin members | Theodore B. Freese, Michael Nickel | 1997-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643035 | Bubble producing device having a rotatable turbine wheel with pin members | Theodore B. Freese, Michael Nickel | 1997-07-01 |