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发明名称
COMPUTING SCALE ATTACHMENT
摘要
申请公布号
CA398387(A)
申请公布日期
1941.08.05
申请号
CAD398387
申请日期
申请人
JOSEPH M. SHIELDS
发明人
JOSEPH M. SHIELDS
分类号
主分类号
代理机构
代理人
主权项
地址
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