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发明名称
Verfahren und Schaltungsanordnung zum Regeln von Hochfrequenzheizungen
摘要
申请公布号
AT165260(B)
申请公布日期
1950.02.10
申请号
ATD165260
申请日期
1948.11.06
申请人
THE SINGER MANUFACTURING COMPANY
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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