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发明名称
Soil structural improvement process
摘要
申请公布号
US2760308(A)
申请公布日期
1956.08.28
申请号
US19530379016
申请日期
1953.09.08
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
EMOND ROBERT EARL
分类号
G01N33/24
主分类号
G01N33/24
代理机构
代理人
主权项
地址
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