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发明名称
摘要
申请公布号
JPS5244969(U)
申请公布日期
1977.03.30
申请号
JP19750131300U
申请日期
1975.09.25
申请人
发明人
分类号
D05B69/30;F16H7/00;F16H35/10;(IPC1-7):F16H7/00
主分类号
D05B69/30
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代理人
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