MEANS FOR PREVENTING WATER FREEZING IN A PIPE LINE,申请号IL19920103915-传众专利搜索

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发明名称	MEANS FOR PREVENTING WATER FREEZING IN A PIPE LINE
摘要
申请公布号	IL103915(D0)	申请公布日期	1993.04.04
申请号	IL19920103915	申请日期	1992.11.29
申请人	DOV RIVA	发明人
分类号	E03C;(IPC1-7):E03C/	主分类号	E03C
代理机构		代理人
主权项
地址

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