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发明名称
DEVICE FOR GUIDING AND SUPPLYING CURRENT TO A FUSIBLE FILLER WIRE IN A SHIELDING INERT GAS METAL ARC WELDING PROCESS
摘要
申请公布号
US3502841(A)
申请公布日期
1970.03.24
申请号
USD3502841
申请日期
1965.06.14
申请人
JAKOB C. HEER
发明人
JAKOB C. HEER
分类号
B23K9/12;(IPC1-7):B23K9/00
主分类号
B23K9/12
代理机构
代理人
主权项
地址
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