GUIDING EYES
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United States Patent and Trademark Office
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9, 14, 16, 18, 20, 21, 25, 28
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2015-03-10
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details
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GUIDING EYES
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United States Patent and Trademark Office
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41
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2014-05-27
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details
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STEP GUIDING EYES FOR THE BLIND SUCCESSIVE TRAINING & ENRICHMENT PROGRAM
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United States Patent and Trademark Office
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41
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2014-04-22
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details
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STEP SUCCESSIVE TRAINING & ENRICHMENT PROGRAM
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United States Patent and Trademark Office
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41
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2013-03-19
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details
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HEELING AUTISM
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United States Patent and Trademark Office
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44
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2010-11-02
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details
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MOBILITY FOR THE BLIND
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United States Patent and Trademark Office
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41
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1970-12-29
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historic |
details
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United States Patent and Trademark Office
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41
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1963-02-26
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historic |
details
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