Improvements in or relating to concrete slabs and the method of construction thereof,申请号GB19520032890-传众专利搜索

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发明名称	Improvements in or relating to concrete slabs and the method of construction thereof
摘要
申请公布号	GB731972(A)	申请公布日期	1955.06.15
申请号	GB19520032890	申请日期	1952.12.29
申请人	DUDLEY ROGER LESTER	发明人
分类号	E04B5/23;E04C3/22	主分类号	E04B5/23
代理机构		代理人
主权项
地址

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