Improvements in and relating to roads, sidewalks, floors and like surfacings,申请号GB19330025030-传众专利搜索

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发明名称	Improvements in and relating to roads, sidewalks, floors and like surfacings
摘要
申请公布号	GB406222(A)	申请公布日期	1934.02.22
申请号	GB19330025030	申请日期	1933.05.29
申请人	HENRY WALTER COWLING	发明人
分类号	E01C7/35	主分类号	E01C7/35
代理机构		代理人
主权项
地址

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