Exercise devices
Having specific electrical feature
Monitors exercise parameter
Inventor
active
Personal training device using GPS data
Personal training device using GPS data
Personal training device using GPS data
No associations
LandOfFree
David J. Downey does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with David J. Downey, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and David J. Downey will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-2799875