Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481469 | Indicator for use on fluid dispensing tank | Harold E. Erwin | 2002-11-19 |
| 6443192 | Vehicle brake flush method and apparatus | Harold E. Erwin | 2002-09-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481469 | Indicator for use on fluid dispensing tank | Harold E. Erwin | 2002-11-19 |
| 6443192 | Vehicle brake flush method and apparatus | Harold E. Erwin | 2002-09-03 |