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经营范围
发明名称
Improvements in or relating to high-frequency furnaces
摘要
申请公布号
GB624001(A)
申请公布日期
1949.05.26
申请号
GB19460021884
申请日期
1946.07.23
申请人
PHILIPS LAMPS LIMITED
发明人
分类号
H05B6/04
主分类号
H05B6/04
代理机构
代理人
主权项
地址
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