Improvements in or relating to the roughing of surfaces of sheet material,申请号GB19370004349-传众专利搜索

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发明名称	Improvements in or relating to the roughing of surfaces of sheet material
摘要
申请公布号	GB490295(A)	申请公布日期	1938.08.12
申请号	GB19370004349	申请日期	1937.02.13
申请人	THE BRITISH UNITED SHOE MACHINERY COMPANY LIMITED;JOHN WILLIAM PRATT;HAROLD ERNEST ELLIOTT	发明人
分类号	A43D37/00	主分类号	A43D37/00
代理机构		代理人
主权项
地址

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