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发明名称
PIPE CLEANING METHOD
摘要
申请公布号
KR100217856(B1)
申请公布日期
1999.09.01
申请号
KR19920001884
申请日期
1992.02.10
申请人
SAKUJI, KURATA
发明人
SAKUJI, KURATA
分类号
B08B9/02;B08B9/04;E03B7/09;E03C1/02;(IPC1-7):B08B9/02
主分类号
B08B9/02
代理机构
代理人
主权项
地址
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