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发明名称
摘要
申请公布号
JP2553686(B2)
申请公布日期
1996.11.13
申请号
JP19880504010
申请日期
1988.05.09
申请人
发明人
分类号
F16H21/16;G03B42/02;G03B42/04;(IPC1-7):G03B42/02
主分类号
F16H21/16
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代理人
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