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经营范围
发明名称
AN APPARATUS FOR CLEANING A CONDUIT
摘要
申请公布号
CA2232056(A1)
申请公布日期
1999.10.20
申请号
CA19982232056
申请日期
1998.04.20
申请人
BOURGEOIS, MICHEL R.
发明人
BOURGEOIS, MICHEL R.
分类号
B08B3/02;E04D13/076;E04D13/08;(IPC1-7):B08B9/02;B08B9/06
主分类号
B08B3/02
代理机构
代理人
主权项
地址
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