APPARATUS FOR BUILDING MONOLITHIC CONCRETE SHAFTS,申请号PL19840249438-传众专利搜索

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发明名称	APPARATUS FOR BUILDING MONOLITHIC CONCRETE SHAFTS
摘要
申请公布号	PL145075(B1)	申请公布日期	1988.08.31
申请号	PL19840249438	申请日期	1984.08.31
申请人		发明人
分类号	E21D;E21D5/12;(IPC1-7):E21D5/12	主分类号	E21D
代理机构		代理人
主权项
地址

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