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经营范围
发明名称
Appareil de rupture d'arc.
摘要
申请公布号
CH147354(A)
申请公布日期
1931.05.31
申请号
CHD147354
申请日期
1929.07.10
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
COMPANY WESTINGHOUSE ELECTRIC & MANUFACTURING
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