发明授权
- 专利标题: Non-contact surface roughness measuring device
- 专利标题(中): 表面粗糙度非接触测量装置
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申请号: EP98309205.7申请日: 1998-11-10
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公开(公告)号: EP0916922B1公开(公告)日: 2005-01-12
- 发明人: Matsumiya, Sadayuki, c/o Mitutoyo Corporation , Nakazawa, Nobuyuki, c/o Mitutoyo Corporation , Arai, Masanori, c/o Mitutoyo Corporation
- 申请人: Mitutoyo Corporation
- 申请人地址: 20-1, Sakado 1-chome, Takatsu-ku Kawasaki-shi, Kanagawa-ken JP
- 专利权人: Mitutoyo Corporation
- 当前专利权人: Mitutoyo Corporation
- 当前专利权人地址: 20-1, Sakado 1-chome, Takatsu-ku Kawasaki-shi, Kanagawa-ken JP
- 代理机构: Skone James, Robert Edmund
- 优先权: JP31038397 19971112
- 主分类号: G01B11/30
- IPC分类号: G01B11/30 ; G01B21/04
公开/授权文献
- EP0916922A3 Non-contact surface roughness measuring device 公开/授权日:2000-06-14
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