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发明名称
METHOD FOR MAKING BRANCHED PIPE
摘要
申请公布号
JPS5373272(A)
申请公布日期
1978.06.29
申请号
JP19760149154
申请日期
1976.12.10
申请人
HISADA KENJI
发明人
HISADA KENJI
分类号
B21C37/29;B29C45/00;B29C57/00;B29C57/02;B29C57/04;B29C57/08
主分类号
B21C37/29
代理机构
代理人
主权项
地址
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