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经营范围
发明名称
Dispositif de mesure de la dureté de corps métalliques de faibles dimensions
摘要
申请公布号
FR895581(A)
申请公布日期
1945.01.29
申请号
FRD895581
申请日期
1943.06.17
申请人
OPTISCHE WERKE C. REICHERT
发明人
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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