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发明名称
MEANS FOR SECURING TWO MEMBERS TO ONE ANOTHER
摘要
申请公布号
US3507525(A)
申请公布日期
1970.04.21
申请号
USD3507525
申请日期
1966.12.22
申请人
DONALD E. SABLE
发明人
DONALD E. SABLE
分类号
E21B19/12;E21B37/02;F16C29/00;(IPC1-7):F16D1/06;F16C3/02
主分类号
E21B19/12
代理机构
代理人
主权项
地址
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