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发明名称
Starting device for cutting torches
摘要
申请公布号
US2158489(A)
申请公布日期
1939.05.16
申请号
US19380187631
申请日期
1938.01.29
申请人
AIR REDUCTION COMPANY, INCORPORATED
发明人
WALKER GEORGE L.
分类号
B23K7/08
主分类号
B23K7/08
代理机构
代理人
主权项
地址
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