Number | Date | Country | Kind |
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9-200124 | Jul 1997 | JPX |
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4948234 | Mihara | Aug 1990 | |
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5583700 | Usui et al. | Dec 1996 | |
5737128 | Usui | Apr 1998 | |
5745300 | Usui et al. | Apr 1998 | |
5751497 | Usui et al. | May 1998 | |
5831771 | Suzuki | Nov 1998 |
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54-127322 | Oct 1979 | JPX |
6-250086 | Sep 1994 | JPX |
8-184758 | Jul 1996 | JPX |
Entry |
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Patent Abstracts of Japan, vol. 18, No. 642 (P-1838) (JP 6-250086, Sep. 9, 1994), Dec. 6, 1994. |