Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490745 | Device for metering and entraining a product into a gas stream | Charles W. Thiele, Tunis J. Willemstyn, Douglas J. Arndt | 1996-02-13 |
| 5340241 | Device for metering and entraining a product into a gas stream | Charles W. Thiele, Tunis J. Willemstyn, Douglas J. Arndt | 1994-08-23 |