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"Safe Switch" Railroad Safety Device that detects rail switch positions to avoid derail...
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por CastleArtFlag el viernes, 5 de noviembre de 2021
Hello project owner, the links seems not working, could you please upload the pictures here , to this contest.
Thanks!
por miloje1207 el sábado, 6 de noviembre de 2021
Please provide feedback
thanks.
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