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A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection. The (copyright or mask work) owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and
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A vehicle to transport humans, generally called a dicycle. Source: {{US patent|6752231}} {{PD-US-patent}}
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A vehicle to transport humans, generally called a dicycle. Source:
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