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摘要
申请公布号
JPS4831427(U)
申请公布日期
1973.04.17
申请号
JP19710074101U
申请日期
1971.08.18
申请人
发明人
分类号
F02B39/14;F16C17/18;F16C17/26
主分类号
F02B39/14
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