APARELHO DE COMPENSACAO DE MOVIMENTO,申请号BR19820004587-传众专利搜索

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发明名称	APARELHO DE COMPENSACAO DE MOVIMENTO
摘要
申请公布号	BR8204587(A)	申请公布日期	1983.07.26
申请号	BR19820004587	申请日期	1982.08.04
申请人	NL INDUSTRIES INC	发明人	BEAKLEY BRUCE;NAYLER DOUGLAS W J
分类号	E21B19/00;E21B19/09;(IPC1-7):E21B19/08	主分类号	E21B19/00
代理机构		代理人
主权项
地址

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