Apparatus for forming a hollow body of concrete or the like,申请号US19530391432-传众专利搜索

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发明名称	Apparatus for forming a hollow body of concrete or the like
摘要
申请公布号	US2795026(A)	申请公布日期	1957.06.11
申请号	US19530391432	申请日期	1953.11.12
申请人	LOCK JOINT PIPE COMPANY	发明人	KRAUS EDWARD W.;FARR JOHN B.
分类号	B28B21/24	主分类号	B28B21/24
代理机构		代理人
主权项
地址

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