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发明名称
Spiral conveyors
摘要
申请公布号
US2847767(A)
申请公布日期
1958.08.19
申请号
US19520285020
申请日期
1952.04.29
申请人
CARRIER JR ROBERT M
发明人
JR. ROBERT M. CARRIER,
分类号
B65G27/00
主分类号
B65G27/00
代理机构
代理人
主权项
地址
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