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经营范围
发明名称
DIFFERENTIAL LOCK
摘要
申请公布号
CA446389(A)
申请公布日期
1948.01.27
申请号
CAD446389
申请日期
申请人
COOK RESEARCH LABORATORY
发明人
EVERETT J. COOK
分类号
主分类号
代理机构
代理人
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