Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337789 | Shut-off valve for interrupting a flow of a fluid through a pipeline | — | 1982-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337789 | Shut-off valve for interrupting a flow of a fluid through a pipeline | — | 1982-07-06 |