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发明名称
Improvements in blasting detonators
摘要
申请公布号
GB333539(A)
申请公布日期
1930.08.13
申请号
GB19290014921
申请日期
1929.05.13
申请人
HERCULES POWDER COMPANY
发明人
分类号
C06B25/04
主分类号
C06B25/04
代理机构
代理人
主权项
地址
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