6 Utility Patents
#161 in Carrollton, TX
#22,252 in Texas
#334,053 in US
#688,769 in the World
Forward Citations = 92
Company Filing History:
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Otis Engineering Corporation
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#161 in Carrollton, TX
#22,252 in Texas
#334,053 in US
#688,769 in the World
Company Filing History:

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