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发明名称
METHOD OF CONTROLLING IGNITION SEQUENCE OF FIRE CRACKER WELDING ROD
摘要
申请公布号
JPS5242445(A)
申请公布日期
1977.04.02
申请号
JP19750118572
申请日期
1975.09.30
申请人
HITACHI SHIPBUILDING ENG CO
发明人
TOMITA KOUZOU
分类号
B23K9/14;B23K9/067
主分类号
B23K9/14
代理机构
代理人
主权项
地址
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