Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859200 | Downhole electrical connector for submersible pump | Ronald M. McIntosh, Richard T. Rentzel, Daniel L. Daugherty | 1989-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859200 | Downhole electrical connector for submersible pump | Ronald M. McIntosh, Richard T. Rentzel, Daniel L. Daugherty | 1989-08-22 |