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发明名称
Frequency spectrum analyzers
摘要
申请公布号
US2897442(A)
申请公布日期
1959.07.28
申请号
US19530385830
申请日期
1953.10.13
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
WRIGHT PETER MAURICE;BRANDON PERCY SAMUEL
分类号
F02K1/11;G01S13/28;G01S13/34;H03H7/32
主分类号
F02K1/11
代理机构
代理人
主权项
地址
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