Improvements in or relating to road making,申请号GB19390032871-传众专利搜索

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发明名称	Improvements in or relating to road making
摘要
申请公布号	GB535042(A)	申请公布日期	1941.03.26
申请号	GB19390032871	申请日期	1939.12.27
申请人	THEODOR ANTHONY SCOTT JOHNSON;ARTHUR FLOYD	发明人
分类号	E01C11/10;E01C23/02	主分类号	E01C11/10
代理机构		代理人
主权项
地址

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