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发明名称
Charging blast holes with explosive
摘要
申请公布号
US2930276(A)
申请公布日期
1960.03.29
申请号
US19550524671
申请日期
1955.07.27
申请人
UNION CARBIDE CORPORATION
发明人
SMITH GEORGE H.;MITCHELL WILLIAM J.
分类号
F42D1/10
主分类号
F42D1/10
代理机构
代理人
主权项
地址
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