Retaining wall and method of constructing it,申请号US19330661146-传众专利搜索

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发明名称	Retaining wall and method of constructing it
摘要
申请公布号	US2000492(A)	申请公布日期	1935.05.07
申请号	US19330661146	申请日期	1933.03.16
申请人	EUGENE MCKEEN HENRY	发明人	MCKEEN HENRY EUGENE
分类号	E02D29/02	主分类号	E02D29/02
代理机构		代理人
主权项
地址

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