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发明名称
CONNECTED SCREW THREADS
摘要
申请公布号
US5052871(A)
申请公布日期
1991.10.01
申请号
US19900538302
申请日期
1990.06.14
申请人
MABEY HIRE COMPANY LIMITED
发明人
COLLINS, JOHN
分类号
E02D17/08;F16B33/02
主分类号
E02D17/08
代理机构
代理人
主权项
地址
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