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发明名称
METHOD OF CONTROLLING APPARATUS FOR UNIFORMLY EXPANDING PIPE
摘要
申请公布号
JPS549149(A)
申请公布日期
1979.01.23
申请号
JP19770074337
申请日期
1977.06.24
申请人
HITACHI LTD
发明人
OKAMURA TAKAO;KUBOTA TOMIO;TAKADA TADASHI;OOMURA KEIJI
分类号
B21D39/20
主分类号
B21D39/20
代理机构
代理人
主权项
地址
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