(A) ;APPARATUS FOR SEALING PASSAGES THROUGH A CONCRETE FLOOR AND ABOUT A CONDUCTOR,申请号US19760745791-传众专利搜索

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发明名称	(A) ;APPARATUS FOR SEALING PASSAGES THROUGH A CONCRETE FLOOR AND ABOUT A CONDUCTOR
摘要
申请公布号	US4099020(B1)	申请公布日期	1985.11.05
申请号	US19760745791	申请日期	1976.11.29
申请人		发明人
分类号	A62C3/16;H02G3/08;H02G3/18	主分类号	A62C3/16
代理机构		代理人
主权项
地址

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