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| Number | Title | Issue Date |
| 6676172 | Anesthetic gas vaporizer with a connection arrangement for a collar-equipped gas bottle An anesthetic vaporizer has a receiving part devised for connection to a collar-equipped bottle, the receiving part having a locking device for locking/unlocking the bottle. Improved connection is achieved by providing the receiving part with a tubular se... | 01/13/2004 |
| 6230666 | Vaporizer A vaporizer for vaporizing liquid anesthetic has a chamber for liquid anesthetic, a gas flow passage, a throttle in the gas flow passage, a first connection between the chamber and the gas flow passage upstream from the throttle and a second connection be... | 05/15/2001 |
