|
| US4274885 | 19 Jul 1979 | 23 Jun 1981 | | Method for washing centrifugal analyzer test disks |
| US5078164 | 23 Aug 1988 | 7 Jan 1992 | Elcatech, Inc. | Microtiter plate washer |
| US5186223 | 2 Jan 1992 | 16 Feb 1993 | W. R. Grace & Co.-Conn. | Filling system |
| US5186760 | 4 Feb 1991 | 16 Feb 1993 | SLT Labinstruments Gesellschaft m.b.H. | Cleaning device for cuvettes |
| US5368828 | 12 Nov 1992 | 29 Nov 1994 | Tetra Laval Holdings & Finance S.A. | Method and apparatus for carton sterilization |
| US5518049 | 2 Aug 1994 | 21 May 1996 | Compagnie Generale des Matieres Nucleaires | Device for filling a receptacle closed by a needle and provided with cleaning means |
| US5587127 | 24 Aug 1994 | 24 Dec 1996 | Tetra Laval Holdings & Finance SA | Method and apparatus for carton sterilization |
| US5639432 | 7 Jun 1995 | 17 Jun 1997 | Tetra Laval Holdings & Finance S.A. | Method and apparatus for carton sterilization |