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发明名称
Pin
摘要
申请公布号
US2076655(A)
申请公布日期
1937.04.13
申请号
US19350053954
申请日期
1935.12.11
申请人
LIGHT GEORGE S
发明人
LIGHT GEORGE S.
分类号
A44B9/04
主分类号
A44B9/04
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