Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813342 | Cryogenic pump multi-part piston with thermal expansivity compensated polytetrafluoroethylene seal rings | Gottfried Schneider | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813342 | Cryogenic pump multi-part piston with thermal expansivity compensated polytetrafluoroethylene seal rings | Gottfried Schneider | 1989-03-21 |