The ornamental design for an electricriveter, as shown and described.
FIG. 1 is a front perspective view of an electric riveter in accordance with our new design;
FIG. 2 is a rear perspective view of the electric riveter in accordance with our new design;
FIG. 3 is a front elevational view of the electric riveter in accordance with our new design;
FIG. 4 is a rear elevational view of the electric riveter in accordance with our new design;
FIG. 5 is a top plan view of the electric riveter in accordance with our new design;
FIG. 6 is a bottom plan view of the electric riveter in accordance with our new design;
FIG. 7 is a right side elevational view of the electric riveter in accordance with our new design;
FIG. 8 is a left side elevational view of the electric riveter in accordance with our new design; and,
FIG. 9 is a front perspective view of the electric riveter in accordance with our new design showing when a rechargeable battery is attached to the electric riveter.
The broken lines in the drawings illustrate portions of the electric riveter and environmental rechargeable battery that form no part of the claimed design.