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摘要
申请公布号
DE4033293(C2)
申请公布日期
1993.09.16
申请号
DE19904033293
申请日期
1990.10.19
申请人
ASAHI KOGAKU KOGYO K.K., TOKIO/TOKYO, JP
发明人
ITO, TAKAYUKI, TOKIO/TOKYO, JP
分类号
G02B15/14
主分类号
G02B15/14
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