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发明名称
Device for measuring the elastic properties of materials
摘要
申请公布号
US2070731(A)
申请公布日期
1937.02.16
申请号
US19350003460
申请日期
1935.01.25
申请人
RUDOLF KNOTE
发明人
HENNING HANS-JOACHIM
分类号
G01N3/20
主分类号
G01N3/20
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