Method for producing cement pipes,申请号US19490101346-传众专利搜索

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发明名称	Method for producing cement pipes
摘要
申请公布号	US2694349(A)	申请公布日期	1954.11.16
申请号	US19490101346	申请日期	1949.06.25
申请人	CRANE CO.	发明人	HJULIAN JULIUS AUGUST
分类号	B28B21/40;B28B21/54	主分类号	B28B21/40
代理机构		代理人
主权项
地址

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