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经营范围
发明名称
TUBE-BENDING MACHINE
摘要
申请公布号
GB2069897(B)
申请公布日期
1983.03.23
申请号
GB19810004761
申请日期
1981.02.16
申请人
HITACHI LTD
发明人
分类号
B21D7/025;B21D9/07;B21D9/16;(IPC1-7):B21D9/16
主分类号
B21D7/025
代理机构
代理人
主权项
地址
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