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摘要
申请公布号
US2285139(A)
申请公布日期
1942.06.02
申请号
US19400366058
申请日期
1940.11.18
申请人
ANDRES LLOYD J
发明人
ANDRES LLOYD J.
分类号
G11B23/00
主分类号
G11B23/00
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