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发明名称
Improvements in or relating to electro-magnetic relays
摘要
申请公布号
GB781119(A)
申请公布日期
1957.08.14
申请号
GB19550013967
申请日期
1955.05.13
申请人
GUSTAF ADOLF PETTERSSON;PAUL KORNFELDT
发明人
分类号
H01H50/16
主分类号
H01H50/16
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