Improvements in temporary roadways over bridges or culverts,申请号GB19480003338-传众专利搜索

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发明名称	Improvements in temporary roadways over bridges or culverts
摘要
申请公布号	GB636094(A)	申请公布日期	1950.04.19
申请号	GB19480003338	申请日期	1948.02.05
申请人	NORMAN EDWARD BOX	发明人
分类号	E01D15/133	主分类号	E01D15/133
代理机构		代理人
主权项
地址

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