Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354806 | Pneumatically powerable double acting positive displacement fluid pump | John R. McMillin, William A. Harvill, William S. Credle, Jr. | 1982-10-19 |
| D264972 | Fluid pump | John R. McMillin | 1982-06-15 |
| 4310025 | Spool type fluid control valve | — | 1982-01-12 |