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经营范围
发明名称
Improvements in or relating to apparatus for generating electric signals
摘要
申请公布号
GB707688(A)
申请公布日期
1954.04.21
申请号
GB19520004011
申请日期
1952.02.14
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;ROBERT HYLTON KIRKNESS
发明人
分类号
H03K4/24
主分类号
H03K4/24
代理机构
代理人
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地址
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