Gauge for sheet metal punching machines,申请号US19280317018-传众专利搜索

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发明名称	Gauge for sheet metal punching machines
摘要
申请公布号	US1825563(A)	申请公布日期	1931.09.29
申请号	US19280317018	申请日期	1928.11.03
申请人	RAY WALTS GORDON	发明人	WALTS GORDON RAY
分类号	B21D28/04	主分类号	B21D28/04
代理机构		代理人
主权项
地址

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