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发明名称
Electric valve converting apparatus
摘要
申请公布号
US1929565(A)
申请公布日期
1933.10.10
申请号
US19310566377
申请日期
1931.10.01
申请人
GENERAL ELECTRIC COMPANY
发明人
SABBAH CAMIL A.
分类号
H02M1/00
主分类号
H02M1/00
代理机构
代理人
主权项
地址
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