Apparatus for constructing concrete piles,申请号US19320647149-传众专利搜索

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发明名称	Apparatus for constructing concrete piles
摘要
申请公布号	US1998643(A)	申请公布日期	1935.04.23
申请号	US19320647149	申请日期	1932.12.14
申请人	THORNLEY JOSEPH H	发明人	THORNLEY JOSEPH H.
分类号	E02D7/30	主分类号	E02D7/30
代理机构		代理人
主权项
地址

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