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发明名称
Способ замера объёма бурящихся скважин
摘要
申请公布号
SU60915(A1)
申请公布日期
1941.11.30
申请号
SU19380018000
申请日期
1938.07.16
申请人
LEBEDEV A.G.
发明人
LEBEDEV A.G.
分类号
E21B47/04
主分类号
E21B47/04
代理机构
代理人
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地址
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