US D319081 S 聲明
說明 FIG. 1 is a front, top and right side perspective view of the joy stick showing my new design; FIG. 2 is a top plan view thereof; FIG. 3 is a bottom plan view thereof; FIG. 4 is a front elevational view thereof; FIG. 5 is a rear elevational view thereof; FIG. 6 is a left side elevational view thereof; and FIG. 7 is a right side elevational view thereof. 非專利引用
被以下專利引用
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