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发明名称
Perfectionnement aux appareils de mesure et d'indication des rugosités d'une surface
摘要
申请公布号
FR932722(A)
申请公布日期
1948.03.31
申请号
FRD932722
申请日期
1946.08.24
申请人
KAPELLA LIMITED
发明人
分类号
G01B7/34
主分类号
G01B7/34
代理机构
代理人
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地址
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