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发明名称
Conveyer
摘要
申请公布号
US1809830(A)
申请公布日期
1931.06.16
申请号
US19290359444
申请日期
1929.05.01
申请人
REVERE RUBBER COMPANY
发明人
COBB HENRY Z.
分类号
G03D3/13
主分类号
G03D3/13
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代理人
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