Number | Date | Country | Kind |
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4-073473 | Feb 1992 | JPX |
Number | Name | Date | Kind |
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4920420 | Sano et al. | Apr 1990 | |
5027147 | Kaneda | Jun 1991 | |
5113214 | Nagata et al. | May 1992 |
Number | Date | Country |
---|---|---|
0439219 | Jul 1991 | EPX |
2653929 | Jun 1977 | DEX |
4143061 | Jul 1992 | DEX |
Entry |
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Patent Abstracts of Japan vol. 7, No. 176 (P-214) 4 Aug. 1983 & JP-A-58 079 223 (Fuji Shashin Koki KK). |