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发明名称
Mail sorting chute
摘要
申请公布号
US1929109(A)
申请公布日期
1933.10.03
申请号
US19300473883
申请日期
1930.08.08
申请人
CUTLER MAIL CHUTE CO.
发明人
CUTLER JOSEPH WARREN
分类号
B07C3/08
主分类号
B07C3/08
代理机构
代理人
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地址
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