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发明名称
Strip threading device
摘要
申请公布号
US2980411(A)
申请公布日期
1961.04.18
申请号
US19580763267
申请日期
1958.09.25
申请人
SELAS CORPORATION OF AMERICA
发明人
BUCKHOLDT ROBERT E.
分类号
C21D9/56
主分类号
C21D9/56
代理机构
代理人
主权项
地址
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