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发明名称
APPARATUS FOR CLEANING SEWAGE PIPES AND SEWERS
摘要
申请公布号
PL174511(B1)
申请公布日期
1998.08.31
申请号
PL19940304492
申请日期
1994.07.29
申请人
GREGORCZYK JERZY
发明人
GREGORCZYK JERZY
分类号
B08B9/02;B24C3/00;B24C3/16;C23G3/04
主分类号
B08B9/02
代理机构
代理人
主权项
地址
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