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发明名称
Improvements in or relating to ceramic electric heating bodies
摘要
申请公布号
GB375692(A)
申请公布日期
1932.06.30
申请号
GB19310033387
申请日期
1931.12.02
申请人
PORZELLANFABRIK KAHLA
发明人
分类号
H05B3/74
主分类号
H05B3/74
代理机构
代理人
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