Reinforcement of a floor beam,申请号PL19900285183-传众专利搜索

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发明名称	Reinforcement of a floor beam
摘要
申请公布号	PL285183(A1)	申请公布日期	1991.11.18
申请号	PL19900285183	申请日期	1990.05.15
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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