Improvements in bituminised fibrous sheet materials,申请号GB19560030111-传众专利搜索

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发明名称	Improvements in bituminised fibrous sheet materials
摘要
申请公布号	GB851522(A)	申请公布日期	1960.10.19
申请号	GB19560030111	申请日期	1956.10.03
申请人	CLARENCE HART CAMPBELL	发明人
分类号	D06N5/00	主分类号	D06N5/00
代理机构		代理人
主权项
地址

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