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2-119524 | May 1990 | JPX |
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3519935 | Hochgraf | Jul 1970 | |
3652798 | McNeilly et al. | Mar 1972 | |
4648088 | Cagle et al. | Mar 1987 | |
4769807 | Niwa et al. | Sep 1988 | |
4937823 | Bekki et al. | Jun 1990 | |
4965790 | Nishino et al. | Oct 1990 | |
5136589 | Konishi | Aug 1992 | |
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0102222 | Mar 1984 | EPX |
60-46636 | Mar 1985 | JPX |
60-136444 | Jul 1985 | JPX |
Entry |
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