|
| US4249273 | 9 Dec 1977 | 10 Feb 1981 | | Tile construction for a swimming pool |
| US4498693 | 22 Feb 1983 | 12 Feb 1985 | | Rail system with passageways for the conduction of fluid flow |
| US4807659 | 19 Jul 1988 | 28 Feb 1989 | Fairfield Medical Products Corporation | Symmetrical single medical gas rail apparatus |
| US5197511 | 30 Jan 1992 | 30 Mar 1993 | Allied Healthcare Products, Inc. | Fluid outlet system |
| US5553892 | 5 Oct 1994 | 10 Sep 1996 | Fairfield Medical Products Corporation | Multiple-channel plural-position gas rail and bracket mount therefor |
