US D474158 S1 聲明
說明 FIG. 1 is a front, top and right side perspective view of an optical switch equipment showing our new design; FIG. 2 is a front elevational view thereof; FIG. 3 is a rear elevational view thereof; FIG. 4 is a left side elevational view thereof; FIG. 5 is a right side elevational view thereof; FIG. 6 is a top plan view thereof; and, FIG. 7 is a bottom plan view thereof. The broken line showing of the environment is for illustrative purpose only and forms no part of the claimed design. 被以下專利引用
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