The ornamental design for a launcher, as shown and described.
FIG. 1 is a top isometric perspective view of a launcher showing the new design, with the launcher in an after-launch configuration;
FIG. 2 is a front elevational view of the launcher of FIG. 1;
FIG. 3 is a rear elevational view of the launcher of FIG. 1;
FIG. 4 is a right side elevational view of the launcher of FIG. 1;
FIG. 5 is a left side elevational view of the launcher of FIG. 1;
FIG. 6 is a top plan view of the launcher of FIG. 1;
FIG. 7 is a bottom plan view of the launcher of FIG. 1;
FIG. 8 is a top isometric perspective view of the launcher of FIG. 1, with the launcher in a before-launch configuration;
FIG. 9 is a right side elevational view of the launcher of FIG. 8;
FIG. 10 is a left side elevational view of the launcher of FIG. 8;
FIG. 11 is a top plan view of the launcher of FIG. 8; and,
FIG. 12 is a bottom plan view of the launcher of FIG. 8.
The broken lines and unshaded surfaces depict parts of the launcher's appearance that form no part of the claimed design. The dash-dot broken lines immediately adjacent the shaded areas represent the bounds of the claim. None of the broken lines form a part of the claimed design.