Means for making socketed head screw blanks or the like,申请号US19450589635-传众专利搜索

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发明名称	Means for making socketed head screw blanks or the like
摘要
申请公布号	US2559140(A)	申请公布日期	1951.07.03
申请号	US19450589635	申请日期	1945.04.21
申请人	THE WATERBURY FARREL FOUNDRY AND MACHINE COMPANY	发明人	WILCOX RICHARD LESTER
分类号	B21K1/46	主分类号	B21K1/46
代理机构		代理人
主权项
地址

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