Referenced by|
| US4172506 | 4 Apr 1977 | 30 Oct 1979 | | Fluid bearing | | US4441571 | 22 Jun 1981 | 10 Apr 1984 | | Fluid bearing | | US5067189 | 11 Apr 1990 | 26 Nov 1991 | | Air chamber type patient mover air pallet with multiple control features | | US5483709 | 1 Apr 1994 | 16 Jan 1996 | Hill-Rom Company, Inc. | Low air loss mattress with rigid internal bladder and lower air pallet | | USRE35299 | 24 Nov 1993 | 23 Jul 1996 | Robert E. Weedling | Air chamber type patient mover air pallet with multiple control features |
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