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发明名称
METHOD AND APPARATUS FOR ELECTRICALLY HEATING MATERIAL
摘要
申请公布号
CA518786(A)
申请公布日期
1955.11.22
申请号
CAD518786
申请日期
申请人
THE M. W. KELLOG COMPANY
发明人
ROBERT K. HOPKINS
分类号
主分类号
代理机构
代理人
主权项
地址
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