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经营范围
发明名称
High-frequency energy dividing apparatus
摘要
申请公布号
US2643296(A)
申请公布日期
1953.06.23
申请号
US19490118298
申请日期
1949.09.28
申请人
BETSY R. HANSEN;OLIVE D. ROSS;THE SPERRY CORPORATION
发明人
分类号
H01P5/02;H01P5/12
主分类号
H01P5/02
代理机构
代理人
主权项
地址
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