Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685310 | Multi-purpose valve assembly | Zoltan A. Mandy | 1987-08-11 |
| 4227380 | Single casing, multiple duty valve | F. Michael Laucks | 1980-10-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685310 | Multi-purpose valve assembly | Zoltan A. Mandy | 1987-08-11 |
| 4227380 | Single casing, multiple duty valve | F. Michael Laucks | 1980-10-14 |