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发明名称
ELECTRICAL HEATING DEVICE
摘要
申请公布号
CA303028(A)
申请公布日期
1930.08.12
申请号
CAD303028
申请日期
申请人
THE NATIONAL ANILINE AND CHEMICAL COMPANY
发明人
ARCHIBALD H. DAVIS, JR.
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主分类号
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