Improvements in or relating to means for cutting internally projecting gear teeth,申请号GB19450023787-传众专利搜索

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发明名称	Improvements in or relating to means for cutting internally projecting gear teeth
摘要
申请公布号	GB621738(A)	申请公布日期	1949.04.19
申请号	GB19450023787	申请日期	1945.09.14
申请人	THE PARSONS MARINE STEAM TURBINE COMPANY LIMITED;STANLEY SMITH COOK;LOUIS MORTIMER DOUGLAS	发明人
分类号	B23F21/16	主分类号	B23F21/16
代理机构		代理人
主权项
地址

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