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经营范围
发明名称
STAND FOR CLEANING MINING CARS
摘要
申请公布号
PL145101(B1)
申请公布日期
1988.08.31
申请号
PL19860258707
申请日期
1986.04.01
申请人
发明人
分类号
B60S3/00;E21F13/00;(IPC1-7):E21F13/00
主分类号
B60S3/00
代理机构
代理人
主权项
地址
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