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发明名称
Vorrichtung zum Prüfen der Härte von Werkstücken an Innenflächen
摘要
申请公布号
CH329425(A)
申请公布日期
1958.04.30
申请号
CHD329425
申请日期
1954.07.07
申请人
TSCHIRF,LUDWIG,PROF. DR.;GAERTNER,FRITZ,DR.
发明人
DR. TSCHIRF,LUDWIG,PROF.;GAERTNER,FRITZ,DR.
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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