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发明名称
Improvements in or relating to variable electrical resistance networks
摘要
申请公布号
GB979767(A)
申请公布日期
1965.01.06
申请号
GB19600024477
申请日期
1960.07.13
申请人
SERVOMEX CONTROLS LIMITED;CECIL ROY EVANS
发明人
分类号
H03H7/24
主分类号
H03H7/24
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