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经营范围
发明名称
PIPE EXPANSION BY LIQUID PRESSURE
摘要
申请公布号
JPS54107465(A)
申请公布日期
1979.08.23
申请号
JP19780012960
申请日期
1978.02.09
申请人
BABCOCK HITACHI KK
发明人
YAMAMOTO NOBUHIKO;TAKEDA SEIJI
分类号
B21D39/08
主分类号
B21D39/08
代理机构
代理人
主权项
地址
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