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经营范围
发明名称
ELECTRIC ARC OVERLAY WELDING
摘要
申请公布号
US3588443(A)
申请公布日期
1971.06.28
申请号
USD3588443
申请日期
1969.12.10
申请人
ARCOS CORP.
发明人
WALLACE C. JOHNSON
分类号
B23K9/04;B23K35/02;(IPC1-7):B23K9/00
主分类号
B23K9/04
代理机构
代理人
主权项
地址
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