Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866983 | Analytical methods and apparatus for measuring the oil content of sponge core | Harold J. Vinegar, Rocco DiFoggio | 1989-09-19 |
PT
Pierre N. Tutunjian
Overall (1989): #68,358 of 140,708Top 50%
1
Patents 1989