Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869317 | Heat exchanger | Albert Jubb, Eric W. Stansbury | 1989-09-26 |
RW
Robert Ward
Overall (1989): #60,556 of 140,708Top 45%
1
Patents 1989