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发明名称
Embedment device
摘要
申请公布号
US3370566(A)
申请公布日期
1968.02.27
申请号
US19650464766
申请日期
1965.06.17
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
DORR JOHN A.;OWEN WADSWORTH
分类号
B63B21/26;E21B7/124;E21B25/18
主分类号
B63B21/26
代理机构
代理人
主权项
地址
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