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发明名称
Radio-frequency spectroscope
摘要
申请公布号
US2485620(A)
申请公布日期
1949.10.25
申请号
US19450627273
申请日期
1945.11.07
申请人
MCCOPPIN EVERETT R
发明人
MCCOPPIN EVERETT R.
分类号
G01R23/18;H03J7/32
主分类号
G01R23/18
代理机构
代理人
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