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发明名称
KILESPORKOBLING FOR ET TELESKOPERENDE VERKTOEY
摘要
申请公布号
NO146146(C)
申请公布日期
1982.08.04
申请号
NO19760001032
申请日期
1976.03.24
申请人
LEE-MASON TOOLS LTD,
发明人
MASON, LEONARD,;ANDERSON, CLIFFORD,
分类号
E21B17/046;F16D3/06;(IPC1-7):21B17/07;16D3/06
主分类号
E21B17/046
代理机构
代理人
主权项
地址
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