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发明名称
Key switch mounting
摘要
申请公布号
US2557034(A)
申请公布日期
1951.06.12
申请号
US19490121335
申请日期
1949.10.14
申请人
CENTRAL COMMERCIAL INDUSTRIES, INC.
发明人
LARSEN MERWIN J.
分类号
G10H1/34
主分类号
G10H1/34
代理机构
代理人
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