Improvements in and relating to shingles and the manufacture thereof,申请号GB19330036028-传众专利搜索

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发明名称	Improvements in and relating to shingles and the manufacture thereof
摘要
申请公布号	GB423694(A)	申请公布日期	1935.02.06
申请号	GB19330036028	申请日期	1933.12.21
申请人	BAKELITE BUILDING PRODUCTS COMPANY INC.	发明人
分类号	E04D1/28	主分类号	E04D1/28
代理机构		代理人
主权项
地址

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