Concrete blasting device with clear wand, stiff brush,...

Details Concrete blasting device with clear wand, stiff brush,... Concrete blasting device with clear wand, stiff brush,...

2005-02-01

2005-02-01

Shakeri, Hadi (Department: 3723)

Abrading

Machine

Sandblast

C451S088000, C451S100000, C451S102000

Reexamination Certificate

active

06848979

ABSTRACT:
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.

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patent: 5716260 (1998-02-01), Griffin et al.
patent: 5800246 (1998-09-01), Tomioka
patent: 5839951 (1998-11-01), Tomioka

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