Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D473637 | Fluted filter element | — | 2003-04-22 |
| 6547857 | Filter element, air cleaner, and methods | Steven Scott Gieseke, William Juliar, Edward A. Steinbrueck, Wayne R. W. Bishop, Wayne C. Musselman | 2003-04-15 |