Method of and apparatus for setting precast forms in aqueous bodies,申请号US19280315417-传众专利搜索

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发明名称	Method of and apparatus for setting precast forms in aqueous bodies
摘要
申请公布号	US1750137(A)	申请公布日期	1930.03.11
申请号	US19280315417	申请日期	1928.10.27
申请人	BETTS SMITH FRANCIS	发明人	SMITH FRANCIS BETTS
分类号	E02D29/073	主分类号	E02D29/073
代理机构		代理人
主权项
地址

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