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发明名称
Прибор для определения твердости металлов методом вдавливания
摘要
申请公布号
SU66767(A1)
申请公布日期
1945.11.30
申请号
SU19420008820L
申请日期
1942.10.23
申请人
BERKOVICH E.S.;KHRUSHSHEV M.M.
发明人
BERKOVICH E.S.;KHRUSHSHEV M.M.
分类号
G01N3/42
主分类号
G01N3/42
代理机构
代理人
主权项
地址
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