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发明名称
摘要
申请公布号
FR2048032(A1)
申请公布日期
1971.03.19
申请号
FR19700017712
申请日期
1970.05.15
申请人
IBM
发明人
分类号
G01D5/38;G01B11/26;G01D5/347;G01D5/36;(IPC1-7):G02B27/00;G01P1/00
主分类号
G01D5/38
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代理人
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