Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651357 | Connection to a gas cylinder | Gordon Sansom | 1997-07-29 |
| 5617906 | Container for anaesthetic agent | Raymond S. Gregory, Robert A. Heaton, Keith Whitaker, David C. Sampson | 1997-04-08 |