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经营范围
发明名称
CONSTANT VACUUM CONTAINER UNLOADING SYSTEM
摘要
申请公布号
GB2039469(B)
申请公布日期
1983.01.26
申请号
GB19790039874
申请日期
1979.11.19
申请人
DUNDEE CEMENT CO
发明人
分类号
B01J3/02;B65G53/40;(IPC1-7):B65G53/40
主分类号
B01J3/02
代理机构
代理人
主权项
地址
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