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发明名称
Automatic firing systems for gun perforators for wells
摘要
申请公布号
US2705920(A)
申请公布日期
1955.04.12
申请号
US19500184170
申请日期
1950.09.11
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
KANADY WILLIAM EDWARD
分类号
F42D1/04
主分类号
F42D1/04
代理机构
代理人
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地址
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