Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872395 | Crosshead per se, and in combination with a connecting rod assembly and a piston rod | Alan C. Anderson | 1989-10-10 |
| 4852608 | Fluid control valve | — | 1989-08-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872395 | Crosshead per se, and in combination with a connecting rod assembly and a piston rod | Alan C. Anderson | 1989-10-10 |
| 4852608 | Fluid control valve | — | 1989-08-01 |