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发明名称
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摘要
申请公布号
US2714145(A)
申请公布日期
1955.07.26
申请号
US19520289141
申请日期
1952.05.21
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
主权项
地址
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