21GeoWrite a Review650-323-9551Be the first to review!981 E Duane Ave, Sunnyvale, CA 94085Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?Other Linkhttps://www.21geometry.comCategoryRobotics Suggest an Edit