Apparatus for treating concrete and like plastic materials,申请号US19320631806-传众专利搜索

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发明名称	Apparatus for treating concrete and like plastic materials
摘要
申请公布号	US1947941(A)	申请公布日期	1934.02.20
申请号	US19320631806	申请日期	1932.09.06
申请人	CORWILL JACKSON	发明人	JACKSON CORWILL
分类号	E04G21/08	主分类号	E04G21/08
代理机构		代理人
主权项
地址

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