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发明名称
CONFINED SEAL
摘要
申请公布号
CA840853(A)
申请公布日期
1970.05.05
申请号
CAD840853
申请日期
申请人
GOVERNMENT OF THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY (THE)
发明人
KIMO M. WELCH
分类号
主分类号
代理机构
代理人
主权项
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