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发明名称
Penetrometer for in situ measurements
摘要
申请公布号
US2833144(A)
申请公布日期
1958.05.06
申请号
US19550522406
申请日期
1955.07.15
申请人
MILLER CLARENCE E;NIXON JOHN D
发明人
MILLER CLARENCE E.;NIXON JOHN D.
分类号
E02D1/02;G01N3/42
主分类号
E02D1/02
代理机构
代理人
主权项
地址
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