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发明名称
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摘要
申请公布号
US1754153(A)
申请公布日期
1930.04.08
申请号
US19280282788
申请日期
1928.06.04
申请人
SAMUEL FISCHER;BRESLIN JAMES J
发明人
FISCHER SAMUEL;BRESLIN JAMES J.
分类号
G09F13/14
主分类号
G09F13/14
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