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D281808 | Lemkin et al. | Dec 1985 | |
D301917 | Ogasawara et al. | Jun 1989 | |
D328945 | Aarthun | Aug 1992 | |
D332823 | Bonnell | Jan 1993 | |
D333698 | Gottwald | Mar 1993 | |
3654962 | Fredd et al. | Apr 1972 | |
3826461 | Summerfield et al. | Jul 1974 | |
4044990 | Summerfield | Aug 1977 | |
4303222 | Campbell | Dec 1981 | |
4899783 | Yusko, Jr. et al. | Feb 1990 |