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发明名称
ACTUATING DEVICES
摘要
申请公布号
GB1537237(A)
申请公布日期
1978.12.29
申请号
GB19740055337
申请日期
1974.12.21
申请人
SIMMS GROUP RES & DEV LTD
发明人
分类号
H04R15/00;B06B1/08;H01L41/12;(IPC1-7):H04R15/00
主分类号
H04R15/00
代理机构
代理人
主权项
地址
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