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经营范围
发明名称
SCALING TOOL
摘要
申请公布号
CA430982(A)
申请公布日期
1945.11.06
申请号
CAD430982
申请日期
申请人
JAMES R. DENISON;REO D. GRAY
发明人
REO D. GRAY;JAMES R. DENISON
分类号
主分类号
代理机构
代理人
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