Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449778 | Device for evacuating intestinal organic gas from inside water closets to the outside of bathrooms | — | 2002-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449778 | Device for evacuating intestinal organic gas from inside water closets to the outside of bathrooms | — | 2002-09-17 |