Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811778 | Method of manufacturing a metal article by the lost wax casting process | David J. Allen, Joseph Martin, John Terry | 1989-03-14 |
PR
Peter E. Rose
Overall (1989): #69,337 of 140,708Top 50%
1
Patents 1989