DEEP WELL MOTOR,申请号PL19880270706-传众专利搜索

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发明名称	DEEP WELL MOTOR
摘要
申请公布号	PL270706(A1)	申请公布日期	1989.08.21
申请号	PL19880270706	申请日期	1988.02.16
申请人	ZAKLADY URZADZEN OKRETOWYCH HY	发明人	SIENIAWSKI BOHDAN
分类号	E21B;E21B4/02;(IPC1-7):E21B/	主分类号	E21B
代理机构		代理人
主权项
地址

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