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发明名称
Work supporting means in welding apparatus
摘要
申请公布号
US3305663(A)
申请公布日期
1967.02.21
申请号
US19640341330
申请日期
1964.01.30
申请人
L & B WELDING EQUIPMENT, INC.
发明人
JANSSEN HARVEY W.
分类号
B23K9/32
主分类号
B23K9/32
代理机构
代理人
主权项
地址
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