Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865116 | Continuous metal tube casting method and apparatus | Jeffrey Peterson | 1989-09-12 |
RF
Robert T. Frost
Overall (1989): #63,466 of 140,708Top 50%
1
Patents 1989