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D327247 | Higuchi et al. | Jun 1992 | |
D358813 | Hellier et al. | May 1995 | |
D409976 | Buck | May 1999 | |
D411823 | Jacobs et al. | Jul 1999 | |
5611701 | Hahn | Mar 1997 | |
5648712 | Hahn | Jul 1997 | |
5834919 | Liu | Nov 1998 |