Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820133 | Axial piston compressor with discharge valving system in cast housing head | David Steele | 1989-04-11 |
DS
Duane F. Steele
Overall (1989): #118,620 of 140,708Top 85%
1
Patents 1989