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发明名称
Means for tuning short-wave hollow-body resonator apparatus
摘要
申请公布号
US2323729(A)
申请公布日期
1943.07.06
申请号
US19400352412
申请日期
1940.08.13
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
RYAN ALDEN H.
分类号
H01J25/12
主分类号
H01J25/12
代理机构
代理人
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