Concrete molding apparatus,申请号US19290415382-传众专利搜索

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发明名称	Concrete molding apparatus
摘要
申请公布号	US1868169(A)	申请公布日期	1932.07.19
申请号	US19290415382	申请日期	1929.12.20
申请人	CORWILL JACKSON	发明人	JACKSON CORWILL
分类号	B28B21/16	主分类号	B28B21/16
代理机构		代理人
主权项
地址

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