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经营范围
发明名称
Electric signal generators
摘要
申请公布号
GB916040(A)
申请公布日期
1963.01.16
申请号
GB19600036515
申请日期
1960.10.25
申请人
ERICSSON TELEPHONES LIMITED
发明人
WESTWOOD JOHN WILLIAM;HANNA ROBERT NOEL
分类号
H04M19/02
主分类号
H04M19/02
代理机构
代理人
主权项
地址
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