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经营范围
发明名称
METHOD OF MAKING ROTOR BODY FOR HIGH SPEED ROTATING MACHINE
摘要
申请公布号
JPS5216466(A)
申请公布日期
1977.02.07
申请号
JP19750091996
申请日期
1975.07.30
申请人
HITACHI LTD
发明人
UMEZAWA SADAO
分类号
B21D31/00;B21D51/04;B21D51/16;C21D1/00;C21D7/00
主分类号
B21D31/00
代理机构
代理人
主权项
地址
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