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发明名称
WIDE FREQUENCY RANGE EDDY CURRENT TESTING INSTRUMENT
摘要
申请公布号
US3478263(A)
申请公布日期
1969.11.11
申请号
USD3478263
申请日期
1967.09.27
申请人
RUDOLF G. HENTSCHEL
发明人
RUDOLF G. HENTSCHEL
分类号
G01B7/12;G01N27/02;(IPC1-7):G01R33/14
主分类号
G01B7/12
代理机构
代理人
主权项
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