Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4599242 | Refractory slidegate with countersunk hole and method | Jay F. Schnackel | 1986-07-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4599242 | Refractory slidegate with countersunk hole and method | Jay F. Schnackel | 1986-07-08 |