Load-bearing split ring with different depth slots,申请号GB19840022644-传众专利搜索

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发明名称	Load-bearing split ring with different depth slots
摘要
申请公布号	GB2155133(A)	申请公布日期	1985.09.18
申请号	GB19840022644	申请日期	1984.09.07
申请人	* ARMCO INC	发明人	JAMES H * OWENS
分类号	E21B33/038;F16L37/00;(IPC1-7):F16L37/12	主分类号	E21B33/038
代理机构		代理人
主权项
地址

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