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发明名称
Apparatus for removing cores from cast-iron pipes and the like
摘要
申请公布号
US1765022(A)
申请公布日期
1930.06.17
申请号
US19280289802
申请日期
1928.07.02
申请人
MCWANE CAST IRON PIPE COMPANY
发明人
MCWANE JAMES R.
分类号
B22D29/00
主分类号
B22D29/00
代理机构
代理人
主权项
地址
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