Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D488270 | Intake tube | Darin Biere | 2004-04-06 |
| 6698059 | Intake system for central vacuum cleaner | Darin Biere | 2004-03-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D488270 | Intake tube | Darin Biere | 2004-04-06 |
| 6698059 | Intake system for central vacuum cleaner | Darin Biere | 2004-03-02 |