Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D332661 | Spirometer base unit | — | 1993-01-19 |
| D325634 | Portable spirometer | — | 1992-04-21 |
| D271436 | Sewer cleaning machine | Larry F. Babb, Walter J. Noveske, Arthur J. Pulos | 1983-11-15 |
| D260258 | Powered collator | Elsio J. Loos, Raymond H. Van Wagener, Arthur J. Pulos | 1981-08-18 |