Number | Name | Date | Kind |
---|---|---|---|
D274584 | Crouse | Jul 1984 | |
D287648 | Wahl et al. | Jan 1987 | |
D295682 | Iwai et al. | May 1988 | |
D302601 | Uchida | Aug 1989 | |
D304627 | Yonesawa | Nov 1989 | |
D305074 | Mockovak | Dec 1989 | |
D306917 | Terasawa et al. | Mar 1990 | |
D312546 | Goldenberg et al. | Dec 1990 | |
D320673 | Sterk | Oct 1991 | |
D324546 | Casolin | Mar 1992 |