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发明名称
Push-button control head
摘要
申请公布号
US2491168(A)
申请公布日期
1949.12.13
申请号
US19470741091
申请日期
1947.04.12
申请人
MOTOROLA, INC.
发明人
DUSEK ROBERT
分类号
H01H21/02
主分类号
H01H21/02
代理机构
代理人
主权项
地址
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