Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321876 | System for the removal of ash | William S. Mikus, Harold E. Collins, II, Gerald A. Mellinger | 1982-03-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321876 | System for the removal of ash | William S. Mikus, Harold E. Collins, II, Gerald A. Mellinger | 1982-03-30 |