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发明名称
EINRICHTUNG ZUR DIELEKTRISCHEN ERWAERMUNG UNTER DRUCK.
摘要
申请公布号
DE1634254(U)
申请公布日期
1952.02.07
申请号
DE194800D7354U
申请日期
1948.10.01
申请人
SIEMENS-SCHUCKERTWERKE A.G.
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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