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发明名称
LOW-FRICTION RETRACTOR
摘要
申请公布号
CA805038(A)
申请公布日期
1969.01.28
申请号
CAD805038
申请日期
申请人
NORRIS INDUSTRIES, INC.
发明人
GEORGE B. SOLOVIEFF;FRED J. RUSSELL
分类号
主分类号
代理机构
代理人
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