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发明名称
DEVICE FOR ACTIVE MEASUREMENT OF ROUGHNESS
摘要
申请公布号
PL273352(A1)
申请公布日期
1990.01.08
申请号
PL19880273352
申请日期
1988.06.28
申请人
POLITECHNIKA WARSZAWSKA
发明人
NOWICKI BOGDAN
分类号
G01B;G01B5/28;G01B7/34;(IPC1-7):G01B/
主分类号
G01B
代理机构
代理人
主权项
地址
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