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发明名称
Welding method and apparatus
摘要
申请公布号
US1816864(A)
申请公布日期
1931.08.04
申请号
US19290366833
申请日期
1929.05.29
申请人
METROPOLITAN ENGINEERING COMPANY
发明人
JR. THOMAS E. MURRAY,
分类号
B23K11/087
主分类号
B23K11/087
代理机构
代理人
主权项
地址
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