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发明名称	Siren
摘要
申请公布号	US2325175(A)	申请公布日期	1943.07.27
申请号	US19400357877	申请日期	1940.09.23
申请人	CRAKES CLARENCE S	发明人	CRAKES CLARENCE S.
分类号	G10K7/02	主分类号	G10K7/02
代理机构		代理人
主权项
地址

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