COVER PREVENTING PIPE BY FREEZING,申请号KR19900001595U-传众专利搜索

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发明名称	COVER PREVENTING PIPE BY FREEZING
摘要
申请公布号	KR920003616(Y1)	申请公布日期	1992.06.01
申请号	KR19900001595U	申请日期	1990.02.14
申请人	LEE, YOUNG - SIK	发明人	LEE, YOUNG - SIK
分类号	E03B7/10;E03B9/10;(IPC1-7):E03B7/10	主分类号	E03B7/10
代理机构		代理人
主权项
地址

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