Improvements in or relating to rollers for use in producing profiled sections from sheet metal,申请号GB19370002290-传众专利搜索

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发明名称	Improvements in or relating to rollers for use in producing profiled sections from sheet metal
摘要
申请公布号	GB477590(A)	申请公布日期	1938.01.03
申请号	GB19370002290	申请日期	1937.01.26
申请人	METAL TRIM LIMITED;EMIL PENKALA	发明人
分类号	B21D5/08	主分类号	B21D5/08
代理机构		代理人
主权项
地址

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