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发明名称	Filter
摘要
申请公布号	US2937348(A)	申请公布日期	1960.05.17
申请号	US19570634056	申请日期	1957.01.14
申请人	SPRAGUE ELECTRIC COMPANY	发明人	NESS ODVAR A.
分类号	H01G9/14;H03H7/01	主分类号	H01G9/14
代理机构		代理人
主权项
地址

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