Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D320800 | Agricultural bag filling machine | William C. Johnson | 1991-10-15 |
| 4949633 | Animal feed bagging apparatus | William C. Johnson | 1990-08-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D320800 | Agricultural bag filling machine | William C. Johnson | 1991-10-15 |
| 4949633 | Animal feed bagging apparatus | William C. Johnson | 1990-08-21 |