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STICK-SHAPED SUPPORT FOR THE BLIND OR VISUALLY
STICK-SHAPED SUPPORT FOR THE BLIND OR VISUALLY
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机译:盲人或视觉支持的形状
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摘要
The invention relates to a stick-shaped support for the blind or visually handicapped and has a detector device for detecting a predetermined optical signal of an optical signalling device, in particular a pedestrian light sign device (14) and a display device for displaying a detection of the predetermined optical signal by the detector device.
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