Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874431 | Low volatility water repellents | Kenneth Christopher Fey, John G. Price | 1989-10-17 |
AF
Alan L. Freiberg
Overall (1989): #133,700 of 140,708Top 100%
1
Patents 1989