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发明名称
Protecting device for electric detonators
摘要
申请公布号
US2247384(A)
申请公布日期
1941.07.01
申请号
US19380210564
申请日期
1938.05.28
申请人
ATLAS POWDER COMPANY
发明人
HUYETT DANIEL D.
分类号
F42B3/182
主分类号
F42B3/182
代理机构
代理人
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地址
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