Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671603 | Apparatus for controlling level of cryogenic liquid | E. Joel McCorkle, Marcel Margulies, Richard T. Ferranti | 1997-09-30 |
| 5655681 | Thermal insulating container for liquified gas | Donald G. Mackay | 1997-08-12 |
| 5590537 | Dry gas curtain for cryogenic surface | — | 1997-01-07 |