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发明名称
摘要
申请公布号
JPS572737(B2)
申请公布日期
1982.01.18
申请号
JP19730067166
申请日期
1973.06.14
申请人
发明人
分类号
G02B5/30;B29C49/00;B29C55/00;B29C55/04;C08J7/02;C08J7/12
主分类号
G02B5/30
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代理人
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