Improvements in or relating to the manufacture of gear teeth,申请号GB19570004168-传众专利搜索

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发明名称	Improvements in or relating to the manufacture of gear teeth
摘要
申请公布号	GB806850(A)	申请公布日期	1958.12.31
申请号	GB19570004168	申请日期	1957.02.06
申请人	GEBR. BOEHRINGER G.M.B.H.	发明人
分类号	B23F19/12;B23F23/12	主分类号	B23F19/12
代理机构		代理人
主权项
地址

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