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发明名称
Tube-pointing machine
摘要
申请公布号
US3250110(A)
申请公布日期
1966.05.10
申请号
US19650438996
申请日期
1965.03.11
申请人
UNITED STATES STEEL CORPORATION
发明人
COPPER ROBERT L.;HOUSHOLDER JAMES V.
分类号
B21C5/00
主分类号
B21C5/00
代理机构
代理人
主权项
地址
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