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发明名称
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摘要
申请公布号
SU67656(A1)
申请公布日期
1945.11.30
申请号
SUD67656
申请日期
1939.09.04
申请人
FABRIKANT V.L.
发明人
FABRIKANT V.L.
分类号
H02H3/26;H01H83/16
主分类号
H02H3/26
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