|
The ornamental design for a dry wall grinding machine, as shown. |
FIG. 1 is a front elevational view of a dry wall grinding machine showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a left side view thereof; and,
FIG. 6 is a right side view thereof.
Schold, Carl C., Comeau, Romeo J.
Patent | Priority | Assignee | Title |
D620509, | Jan 27 2009 | Airtec AG | Mobile grinding machine |
D662523, | May 19 2010 | Multi-head floor-grinding machine with pivoting heads |
Patent | Priority | Assignee | Title |
2674130, | |||
2791067, | |||
169048, | |||
192019, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |