We claim the ornamental design for a projectile throwing apparatus, as shown and described.
FIG. 1 is a front perspective view of a projectile throwing apparatus, for example for throwing a golf ball sized projectile, showing my new design;
FIG. 2 is a front elevation of the projectile throwing apparatus;
FIG. 3 is a back elevation of the projectile throwing apparatus;
FIG. 4 is a left elevation of the projectile throwing apparatus;
FIG. 5 is a right elevation of the projectile throwing apparatus;
FIG. 6 is a top plan elevation of the projectile throwing apparatus;
FIG. 7 is a bottom elevation of the projectile throwing apparatus;
FIG. 8 is a section taken along section lines on FIG. 2;
FIG. 9 is a section taken along section lines on FIG. 6;
FIG. 10 is a front perspective of a side panel of the projectile throwing apparatus;
FIG. 11 is a rear perspective view of a side panel of the projectile throwing apparatus;
FIG. 12 is a front elevation of a side panel of the projectile throwing apparatus; and,
FIG. 13 is a front perspective view of the projectile throwing apparatus, shown in an assembly.
The broken lines showing the remainder of the projectile throwing apparatus or assembly are for illustrative purposes as showing the environment of the design and form no part of the claimed design.