发明名称 |
Concrete blasting device with clear wand, stiff brush, recovery cylinder, and recirculating cylinder |
摘要 |
Blasting device includes a blasting medium supply unit and a blasting gun. An extension is provided on the blasting gun, which extension may include a sufficiently clear portion so that the user of the blasting gun may view the surface which is being blasted.
|
申请公布号 |
US6848979(B2) |
申请公布日期 |
2005.02.01 |
申请号 |
US20010051807 |
申请日期 |
2001.12.07 |
申请人 |
FENNESSY PAUL MICHAEL |
发明人 |
FENNESSY PAUL MICHAEL |
分类号 |
B24C3/06;B24C7/00;(IPC1-7):B24C9/00;B24C5/04 |
主分类号 |
B24C3/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|