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D308422 | Sasamura | Jun 1990 | |
D373838 | Sacco et al. | Sep 1996 | |
D388897 | Jomforde et al. | Jan 1998 | |
D389256 | Sacco et al. | Jan 1998 | |
D391652 | Sacco et al. | Mar 1998 | |
4366530 | Milhous | Dec 1982 | |
4797792 | Oen | Jan 1989 |