Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324164 | Tone changing means for percussion instruments | Barry E. Carter | 1982-04-13 |
| 4314897 | Electrophoretic gel container | Wayne S. Johnson | 1982-02-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324164 | Tone changing means for percussion instruments | Barry E. Carter | 1982-04-13 |
| 4314897 | Electrophoretic gel container | Wayne S. Johnson | 1982-02-09 |