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发明名称
Gerät zum Beheizen von Weichenzungen
摘要
申请公布号
AT273200(B)
申请公布日期
1969.08.11
申请号
AT19660010057
申请日期
1966.10.28
申请人
P.C. WAGNER ELEKTROTHERMIT-SCHWEISSGESELLSCHAFT
发明人
分类号
E01B
主分类号
E01B
代理机构
代理人
主权项
地址
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