METHOD FOR MANUFACTURING HOLLOW STEP-LIKE OBJECTS,申请号SU19904821066-传众专利搜索

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发明名称	METHOD FOR MANUFACTURING HOLLOW STEP-LIKE OBJECTS
摘要
申请公布号	SU1748904(A1)	申请公布日期	1992.07.23
申请号	SU19904821066	申请日期	1990.03.20
申请人	PROIZV OB "PERMSKIJ MASHINOSTROITELNYJ ZAVOD IM.OKTYABRSKOJ REVOLYUTSII"	发明人	YAKUPOV GUMER S,SU;KHAJTIN NORBERT A,SU
分类号	B21D22/20	主分类号	B21D22/20
代理机构		代理人
主权项
地址

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