Improvements in or relating to the construction of roads or runways,申请号GB19400010190-传众专利搜索

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发明名称	Improvements in or relating to the construction of roads or runways
摘要
申请公布号	GB545964(A)	申请公布日期	1942.06.22
申请号	GB19400010190	申请日期	1940.07.11
申请人	KURT JOACHIM SOMMERFELD	发明人
分类号	E01C9/08	主分类号	E01C9/08
代理机构		代理人
主权项
地址

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