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D285070 | Beaumont | Aug 1986 | |
D289156 | Pulio | Apr 1987 | |
D301474 | Hotsumi et al. | Jun 1989 | |
D306299 | Soren et al. | Feb 1990 | |
D306594 | Taylor | Mar 1990 | |
D307016 | Watanabe | Apr 1990 | |
D319440 | Soren | Aug 1991 | |
D327248 | Hotsumi et al. | Jun 1992 | |
D328302 | Murzanski et al. | Jul 1992 | |
D328889 | Seki | Aug 1992 | |
D345728 | Tyneski et al. | Apr 1994 | |
3183891 | MacDonald | May 1965 |