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发明名称
METHOD FOR FORGING RING
摘要
申请公布号
JPH0615401(A)
申请公布日期
1994.01.25
申请号
JP19920170900
申请日期
1992.06.29
申请人
AICHI STEEL WORKS LTD
发明人
SEGAWA KOHEI
分类号
B21H1/06;B21J9/02;B21K21/06;(IPC1-7):B21K21/06
主分类号
B21H1/06
代理机构
代理人
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地址
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