Burglar and fire alarm,申请号US19500188826-传众专利搜索

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发明名称	Burglar and fire alarm
摘要
申请公布号	US2699541(A)	申请公布日期	1955.01.11
申请号	US19500188826	申请日期	1950.10.06
申请人	MORSE SIGNAL DEVICES	发明人	WARD LESLIE A.
分类号	G08B19/00	主分类号	G08B19/00
代理机构		代理人
主权项
地址

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