ALARM BUZZER CIRCUIT,申请号JP19900103800-传众专利搜索

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发明名称	ALARM BUZZER CIRCUIT
摘要
申请公布号	JPH041895(A)	申请公布日期	1992.01.07
申请号	JP19900103800	申请日期	1990.04.19
申请人	NEC CORP	发明人	YAMAMOTO HIDEKI
分类号	G08B23/00;G08B25/00;G08B29/02;(IPC1-7):G08B23/00	主分类号	G08B23/00
代理机构		代理人
主权项
地址

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