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发明名称
Sheet delivery
摘要
申请公布号
US1852590(A)
申请公布日期
1932.04.05
申请号
US19300452555
申请日期
1930.05.15
申请人
SAMUEL M. LANGSTON CO.
发明人
SIEG KARL
分类号
B65H29/68
主分类号
B65H29/68
代理机构
代理人
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