Attachment to be applied to a duplicating mill for duplicating conical shapes,申请号US19550491455-传众专利搜索

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发明名称	Attachment to be applied to a duplicating mill for duplicating conical shapes
摘要
申请公布号	US2837976(A)	申请公布日期	1958.06.10
申请号	US19550491455	申请日期	1955.03.01
申请人	NORTHROP AIRCRAFT, INC.	发明人	BRIDWELL ROBERT A.
分类号	B23Q35/42	主分类号	B23Q35/42
代理机构		代理人
主权项
地址

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