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发明名称
PIPE CLEANING DEVICE
摘要
申请公布号
GB8702921(D0)
申请公布日期
1987.03.18
申请号
GB19870002921
申请日期
1987.02.10
申请人
FLUID ENG PRODUCTS
发明人
分类号
B08B9/04;B08B9/045;B24C3/32
主分类号
B08B9/04
代理机构
代理人
主权项
地址
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