The ornamental design for a weldingmachine, as shown and described.
The file of this patent application contains at least one drawings/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Patent and Trademark Office upon request and payment of the necessary fee.
FIG. 1 is a front perspective view of the welding machine showing our design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a left side elevational view thereof.
The green, blue, black and red colors shown in the drawings form part of the design.