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发明名称
Dental material hardness testing device and method.
摘要
申请公布号
EP0497251(B1)
申请公布日期
1995.08.16
申请号
EP19920101289
申请日期
1992.01.27
申请人
DEMETRON RESEARCH CORP.
发明人
FRIEDMAN, JOSHUA, DR.
分类号
A61C19/04;A61C5/00;G01N3/00;G01N3/40;G01N3/48;(IPC1-7):G01N3/40;A61C5/04;A61K6/02
主分类号
A61C19/04
代理机构
代理人
主权项
地址
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