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发明名称
Sheet record machine
摘要
申请公布号
US2906586(A)
申请公布日期
1959.09.29
申请号
US19550480484
申请日期
1955.01.07
申请人
MCGRAW-EDISON COMPANY
发明人
COLLIER DONALD W.
分类号
G11B25/04
主分类号
G11B25/04
代理机构
代理人
主权项
地址
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