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发明名称
摘要
申请公布号
JPS6448635(U)
申请公布日期
1989.03.27
申请号
JP19870143388U
申请日期
1987.09.19
申请人
发明人
分类号
F16F9/16;G01G21/10;G01G23/08;(IPC1-7):G01G23/08;F16F9/10
主分类号
F16F9/16
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