Method of making a reinforced composite concrete pipe,申请号US19650427861-传众专利搜索

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发明名称	Method of making a reinforced composite concrete pipe
摘要
申请公布号	US3340115(A)	申请公布日期	1967.09.05
申请号	US19650427861	申请日期	1965.01.25
申请人	DAVID RUBENSTEIN	发明人	RUBENSTEIN DAVID
分类号	B28B21/14;B28B21/94;B28B23/04;B28B23/06;B29C67/24;B29C70/86	主分类号	B28B21/14
代理机构		代理人
主权项
地址

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