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D351469 | Okamoto et al. | Oct 1994 | |
D371198 | Savage et al. | Jun 1996 | |
D392740 | Yung et al. | Mar 1998 | |
D418602 | Prokop et al. | Jan 2000 | |
4637403 | Garcia et al. | Jan 1987 | |
5665065 | Colman et al. | Sep 1997 |