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法人/股东/高管

发明名称	Dam
摘要
申请公布号	US1853545(A)	申请公布日期	1932.04.12
申请号	US19300448506	申请日期	1930.04.30
申请人	AMBURSEN CONSTRUCTION COMPANY, INC.	发明人	BURROUGHS EDGAR H.
分类号	E02B7/14	主分类号	E02B7/14
代理机构		代理人
主权项
地址

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