|
| US3945385 | 25 Oct 1974 | 23 Mar 1976 | Physicians' Medical Patent Development Corporation | Suction catheter |
| US4132227 | 1 Jul 1977 | 2 Ene 1979 | Winter & Ibe | Urological endoscope particularly resectoscope |
| US4206756 | 13 Jul 1978 | 10 Jun 1980 | | Jet ear irrigation system |
| US5797390 | 6 Mar 1996 | 25 Ago 1998 | | Nasal inhaler having a directed spray pattern |
| US6235008 | 23 Jul 1997 | 22 May 2001 | SmithKline Beecham Corporation | Nozzle |
