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发明名称
Crystal harmonic oscillator
摘要
申请公布号
US2486355(A)
申请公布日期
1949.10.25
申请号
US19480058038
申请日期
1948.11.03
申请人
AVCO MANUFACTURING CORPORATION
发明人
BUSSARD EMMERY J. H.
分类号
H03B5/34;H03J5/24
主分类号
H03B5/34
代理机构
代理人
主权项
地址
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