Improvements in or relating to constructional materials,申请号GB19380001085-传众专利搜索

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发明名称	Improvements in or relating to constructional materials
摘要
申请公布号	GB509264(A)	申请公布日期	1939.07.12
申请号	GB19380001085	申请日期	1938.01.12
申请人	HERBERT WILLIAM ASHTON;JOHN WATSON;IMPERIAL CHEMICAL INDUSTRIES LIMITED	发明人
分类号	B32B25/10;C09J115/02	主分类号	B32B25/10
代理机构		代理人
主权项
地址

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