Improvements in the production of pre-stressed reinforced concrete sleepers and similar beams,申请号GB19430005846-传众专利搜索

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发明名称	Improvements in the production of pre-stressed reinforced concrete sleepers and similar beams
摘要
申请公布号	GB572388(A)	申请公布日期	1945.10.05
申请号	GB19430005846	申请日期	1943.04.12
申请人	DOWSETT ENGINEERING CONSTRUCTION LIMITED;DUDLEY ROGER LESTER;RONALD SAMUEL VERNON BARBER	发明人
分类号	B28B23/04	主分类号	B28B23/04
代理机构		代理人
主权项
地址

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