Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344453 | Pipeline switch with leakage control and cleanable leakage cavity | Otto A. P. Tuchenhagen, Hans O. Mieth | 1982-08-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344453 | Pipeline switch with leakage control and cleanable leakage cavity | Otto A. P. Tuchenhagen, Hans O. Mieth | 1982-08-17 |