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发明名称
Прибор типа индикатора для определения степени шероховатости образца
摘要
申请公布号
SU35420(A1)
申请公布日期
1934.03.31
申请号
SU19320119305
申请日期
1932.11.27
申请人
BIRSHEJN A.A.
发明人
BIRSHEJN A.A.
分类号
G01B5/28
主分类号
G01B5/28
代理机构
代理人
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地址
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