Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860499 | Apparatus for measuring grinding forces on ceramic parts | Mark R. McClanahan, David B. Quinn, Frederick L. Kennard, III | 1989-08-29 |
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Bruce R. Dinger
Overall (1989): #128,569 of 140,708Top 95%
1
Patents 1989