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发明名称
Electric control system
摘要
申请公布号
US2006213(A)
申请公布日期
1935.06.25
申请号
US19310549791
申请日期
1931.07.09
申请人
HALLIDAY EDGAR N
发明人
HALLIDAY EDGAR N.
分类号
G03B19/18
主分类号
G03B19/18
代理机构
代理人
主权项
地址
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