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发明名称
Einrichtung zur Verhütung von Rückzündungen in Metalldampf-Gleichrichtern.
摘要
申请公布号
AT116964(B)
申请公布日期
1930.03.25
申请号
ATD116964
申请日期
1928.12.12
申请人
AKTIENGESELLSCHAFT BROWN, BOVERI & CIE.
发明人
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主分类号
代理机构
代理人
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