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发明名称
GAUGING DEVICE
摘要
申请公布号
CA448759(A)
申请公布日期
1948.05.25
申请号
CAD448759
申请日期
申请人
THE SHEFFIELD CORPORATION
发明人
WILLIS FAY ALLER;LOUIS F. POLK
分类号
主分类号
代理机构
代理人
主权项
地址
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