Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749411 | Spruing assembly | David M. Zielinski | 1998-05-12 |
| 4741378 | Sprue pin for producing castings | Victor Zamaloff, Lori D. Cooke | 1988-05-03 |
| 4558841 | Spruing assembly | Victor Zamaloff, Curtis L. Engelman | 1985-12-17 |