PUNCH AND DIE ASSEMBLY,申请号USD3550491-传众专利搜索

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发明名称	PUNCH AND DIE ASSEMBLY
摘要
申请公布号	US3550491(A)	申请公布日期	1970.12.29
申请号	USD3550491	申请日期	1968.10.11
申请人	WILLIAM F. WINGARD	发明人	WILLIAM F. WINGARD
分类号	B21D28/14;(IPC1-7):B26D7/18	主分类号	B21D28/14
代理机构		代理人
主权项
地址

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