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发明名称
GAS BEARINGS
摘要
申请公布号
CA861372(A)
申请公布日期
1971.01.19
申请号
CAD861372
申请日期
申请人
THE APEX BEARINGS COMPANY
发明人
RICHARD H. WIECHSEL
分类号
主分类号
代理机构
代理人
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