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发明名称
摘要
申请公布号
JPH01503150(A)
申请公布日期
1989.10.26
申请号
JP19870503224
申请日期
1987.05.18
申请人
发明人
分类号
F16C33/12;B22F7/00;B22F7/04;C22C9/08;C22F1/08
主分类号
F16C33/12
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代理人
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