Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767033 | Manually operated gear pump spray head | — | 1988-08-30 |
| 4604767 | Wringer mop | Richard P. Burkhart | 1986-08-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767033 | Manually operated gear pump spray head | — | 1988-08-30 |
| 4604767 | Wringer mop | Richard P. Burkhart | 1986-08-12 |