Metal removing tool,申请号US19430497035-传众专利搜索

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发明名称	Metal removing tool
摘要
申请公布号	US2421490(A)	申请公布日期	1947.06.03
申请号	US19430497035	申请日期	1943.08.02
申请人	EVANS WILLIAM H	发明人	EVANS WILLIAM H.
分类号	B23D77/04	主分类号	B23D77/04
代理机构		代理人
主权项
地址

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