The ornamental design for a printer, as shown and described.
FIG. 1 is a top, front, left-side perspective view of a printer in accordance with our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right-side elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a top, rear, right-side perspective view thereof.
The long-dash-short-dot broken lines and short evenly spaced broken lines immediately adjacent to the stipple shading areas depict the bounds of the claimed design and form no part of the claimed design. All other short evenly spaced broken lines are directed to environment and form no part of the claimed design. The stipple shading patterns represent contrasts in appearance between the surfaces and form part of the claimed design.