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2007-12-31

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Assistive products for persons with vision impairments and persons with vision and hearing impairments — Acoustic and tactile signals for pedestrian traffic lights
视力障碍者和视力及听力障碍者的辅助产品——行人交通灯的声学和触觉信号

2007-10-31

시각 장애인 그리고 시청각 장애인을 위한 보조기구－보행자 신호등의 청각 및 촉각 신호
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2021-12-20

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2021-12-31

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BS ISO 23599. Assistive products for blind and vision impaired persons. Tactile walking surface indicators
BS ISO 23599 盲人和视力受损者的辅助产品 触觉步行表面指示器

2010-10-11

Assistive products for blind and vision-impaired persons. Tactile walking surface indicators
盲人和视力受损者的辅助产品 触觉步行表面指示器

2019-01-25

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2019-01-24

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2022-10-12