METHOD FOR REDUCING EDGE CRACKING DURING ROLLING OF METAL SHAPES,申请号USD3477271-传众专利搜索

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发明名称	METHOD FOR REDUCING EDGE CRACKING DURING ROLLING OF METAL SHAPES
摘要
申请公布号	US3477271(A)	申请公布日期	1969.11.11
申请号	USD3477271	申请日期	1967.07.31
申请人	EMERY I. VALYI	发明人	EMERY I. VALYI
分类号	B21B1/22;B21B15/00;(IPC1-7):B21B1/22	主分类号	B21B1/22
代理机构		代理人
主权项
地址

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