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经营范围
发明名称
SCRATCH HARDNESS TESTER
摘要
申请公布号
GB8321387(D0)
申请公布日期
1983.09.07
申请号
GB19830021387
申请日期
1983.08.09
申请人
FURNITURE INDUSTRY RESEARCH ASSN
发明人
分类号
G01N3/46;(IPC1-7):G01N3/46
主分类号
G01N3/46
代理机构
代理人
主权项
地址
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