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发明名称
ELECTRICAL CONTACT ELEMENT
摘要
申请公布号
CA442515(A)
申请公布日期
1947.06.24
申请号
CAD442515
申请日期
申请人
THE AMERICAN PLATINUM WORKS;BAKER AND COMPANY
发明人
GREGORY JAMIESON COMSTOCK
分类号
主分类号
代理机构
代理人
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