REMOTE RELEASE COUPLING,申请号ZA19890004147-传众专利搜索

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发明名称	REMOTE RELEASE COUPLING
摘要
申请公布号	ZA8904147(B)	申请公布日期	1990.03.28
申请号	ZA19890004147	申请日期	1989.06.01
申请人	TOM BRUCE WALLACE	发明人	TOM BRUCE WALLACE
分类号	E21B;F16D	主分类号	E21B
代理机构		代理人
主权项
地址

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