SPRING WIRE COMBINATION STRUCTURE OF ECHO DEVICE,申请号KR19910023004U-传众专利搜索

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发明名称	SPRING WIRE COMBINATION STRUCTURE OF ECHO DEVICE
摘要
申请公布号	KR940002116(Y1)	申请公布日期	1994.04.06
申请号	KR19910023004U	申请日期	1991.12.20
申请人	PARK, JONG - HWAN	发明人	PARK, JONG - HWAN
分类号	G10K15/00;(IPC1-7):G10K15/00	主分类号	G10K15/00
代理机构		代理人
主权项
地址

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