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发明名称
DUST-COLLECTING APPARATUS
摘要
申请公布号
CA335436(A)
申请公布日期
1933.09.05
申请号
CAD335436
申请日期
申请人
THE NEW SHARLSTON COLLIERIES COMPANY LIMITED
发明人
PHILIP DENBY BARKER
分类号
主分类号
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AN APPARATUS FOR CONTROLLING VOLTAGE-CHARGE CONTROLLED POWER SEMICONDUCTOR DEVICES
