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经营范围
发明名称
Wide-band wavemeter
摘要
申请公布号
US2639388(A)
申请公布日期
1953.05.19
申请号
US19490129025
申请日期
1949.11.23
申请人
SOCIETE ANONYME DITE: COMPAGNIE DES FREINS & SIGNAUX WESTINGHOUSE
发明人
MATARE HERBERT FRANCOIS
分类号
G01R23/04
主分类号
G01R23/04
代理机构
代理人
主权项
地址
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