Alarm for deaf persons,申请号US19480027004-传众专利搜索

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法人/股东/高管

发明名称	Alarm for deaf persons
摘要
申请公布号	US2561481(A)	申请公布日期	1951.07.24
申请号	US19480027004	申请日期	1948.05.14
申请人	PASQUALE RODY	发明人	RODY PASQUALE
分类号	A61F11/00;G04B25/00;G04C21/20	主分类号	A61F11/00
代理机构		代理人
主权项
地址

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