Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442772 | Advanced dual-flush valve | Joseph Han, John C. McKay, Tracy James Haggstrom | 2002-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442772 | Advanced dual-flush valve | Joseph Han, John C. McKay, Tracy James Haggstrom | 2002-09-03 |