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6-334282 | Dec 1994 | JPX |
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4541084 | Oku et al. | Sep 1985 | |
4769801 | Funada et al. | Sep 1988 | |
5060215 | Kawamura et al. | Oct 1991 | |
5086420 | Doi | Feb 1992 | |
5263011 | Maeda et al. | Nov 1993 | |
5379282 | Wachi | Jan 1995 | |
5477514 | Watanabe et al. | Dec 1995 |
Number | Date | Country |
---|---|---|
A-0 517 490 | Dec 1992 | EPX |
Entry |
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Patent Abstracts of Japan, vol. 5, No. 146, P-080, & JP 56-80835, Sep. 16, 1981. |