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经营范围
发明名称
CONVEYOR SYSTEMS
摘要
申请公布号
GB8724223(D0)
申请公布日期
1987.11.18
申请号
GB19870024223
申请日期
1987.10.15
申请人
DOWTY MECO LTD
发明人
分类号
E21C29/02
主分类号
E21C29/02
代理机构
代理人
主权项
地址
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