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经营范围
发明名称
HARDNESS DETERMINATION APPARATUS
摘要
申请公布号
RO102868(B1)
申请公布日期
1992.06.22
申请号
RO19890138206
申请日期
1989.02.13
申请人
INST DE INVATAMINT SUPERIOR SU
发明人
GUTT GHEORGHE RO
分类号
G01N3/40;(IPC1-7):G01N3/40
主分类号
G01N3/40
代理机构
代理人
主权项
地址
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