Apparatus for forming varying shaped bores in hollow members,申请号US19610168863-传众专利搜索

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发明名称	Apparatus for forming varying shaped bores in hollow members
摘要
申请公布号	US3120137(A)	申请公布日期	1964.02.04
申请号	US19610168863	申请日期	1961.12.21
申请人	CANADIAN INGERSOLL-RAND COMPANY LIMITED	发明人	BRAATZ WILLI
分类号	B21J7/16	主分类号	B21J7/16
代理机构		代理人
主权项
地址

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