Number | Name | Date | Kind |
---|---|---|---|
D296006 | Asche | May 1988 | |
4713050 | Sibalis | Dec 1987 | |
5006108 | LaPrade | Apr 1991 | |
5037381 | Bock et al. | Aug 1991 | |
5088978 | Hillman et al. | Feb 1992 | |
5169382 | Theeuwes et al. | Dec 1992 |
Entry |
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ALZA Technology, p. 5, Brochure was printed in Jan., 1992. |