Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874290 | Turbine blade top clearance control system | John N. Cang, John J. Hensley, Christian M. Waldhelm | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874290 | Turbine blade top clearance control system | John N. Cang, John J. Hensley, Christian M. Waldhelm | 1989-10-17 |