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发明名称
SEAM ROLLER FOR TUBE MILL
摘要
申请公布号
US4081649(A)
申请公布日期
1978.03.28
申请号
US19760711528
申请日期
1976.08.04
申请人
ALLIED TUBE & CONDUIT CORPORATION
发明人
TONKOVICH, FRANK
分类号
B23K11/06;(IPC1-7):B23K31/06
主分类号
B23K11/06
代理机构
代理人
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地址
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