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发明名称
Improvements relating to packing devices for use between telescopic elements
摘要
申请公布号
GB898569(A)
申请公布日期
1962.06.14
申请号
GB19590012241
申请日期
1959.04.10
申请人
DOWTY MINING EQUIPMENT LIMITED
发明人
MORRIS ARTHUR KENNETH
分类号
F16J15/28
主分类号
F16J15/28
代理机构
代理人
主权项
地址
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