The ornamental design for muffler for motorcycles, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
1. Muffler for motorcycles
1.1is a front and left side perspective view of a muffler for motorcycles embodying our new design;
1.2is a rear and left side perspective view thereof;
1.3is a rear elevation view thereof;
1.4is a front elevation view thereof;
1.5is a right side elevation view thereof;
1.6is a left side elevation view thereof;
1.7is a top plan view thereof;
1.8is a bottom plan view thereof; and
1.9is a front and right side perspective view thereof.