Seattle, Washington
United States
2
2017-08-17
The entities that hold a legal rights for patent applications filed by inventor Clem John:
John Clem from Seattle, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Location based augmented reality system for exchange of items based on location sensing and methods and devices related thereto
#2 | 2014-08-21Location based augmented reality system for exchange of items based on location sensing methods and devices related thereto
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