Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D267968 | Muffler for a valve | Earl Beach | 1983-02-15 |
| 4324314 | Muffler | Earl Beach | 1982-04-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D267968 | Muffler for a valve | Earl Beach | 1983-02-15 |
| 4324314 | Muffler | Earl Beach | 1982-04-13 |