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经营范围
发明名称
Blasting cap
摘要
申请公布号
US1887290(A)
申请公布日期
1932.11.08
申请号
US19300485557
申请日期
1930.09.30
申请人
HERCULES POWDER COMPANY
发明人
CRATER WILLARD DE C.
分类号
C06B37/02
主分类号
C06B37/02
代理机构
代理人
主权项
地址
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