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发明名称	Antenna
摘要
申请公布号	US2790169(A)	申请公布日期	1957.04.23
申请号	US19490088110	申请日期	1949.04.18
申请人	INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION	发明人	SICHAK WILLIAM
分类号	H01Q15/22;H01Q25/00	主分类号	H01Q15/22
代理机构		代理人
主权项
地址

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