Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346256 | Conduit in supplying electrical power and pressurized fluid to a point in a subterranean well | John W. Erickson | 1982-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346256 | Conduit in supplying electrical power and pressurized fluid to a point in a subterranean well | John W. Erickson | 1982-08-24 |