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发明名称
Energy translator
摘要
申请公布号
US1963191(A)
申请公布日期
1934.06.19
申请号
US19300471863
申请日期
1930.07.30
申请人
WESTINGHOUSE ELECTRIC AND MANUFACTURING COMPANY
发明人
CUNNINGHAM DAVID H.;CARLISLE RICHARD W.;PERRY SYDNEY V.
分类号
H04R11/00;H04R11/02
主分类号
H04R11/00
代理机构
代理人
主权项
地址
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