Automatic fire alarm system,申请号US19340747102-传众专利搜索

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发明名称	Automatic fire alarm system
摘要
申请公布号	US2088002(A)	申请公布日期	1937.07.27
申请号	US19340747102	申请日期	1934.10.05
申请人	FRANK M. SMALL	发明人	SCOTT HIRAM D.
分类号	H04M11/04	主分类号	H04M11/04
代理机构		代理人
主权项
地址

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