High-frequency apparatus,申请号US19440570134-传众专利搜索

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发明名称	High-frequency apparatus
摘要
申请公布号	US2482769(A)	申请公布日期	1949.09.27
申请号	US19440570134	申请日期	1944.12.28
申请人	THE SPERRY CORPORATION	发明人	HARRISON ARTHUR E.
分类号	F16F15/12;H01J25/24;H01J25/74	主分类号	F16F15/12
代理机构		代理人
主权项
地址

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