Inventor
active
Interferential electrical current therapy systems and methods
Multi-frequency ultrasound therapy systems and methods
Telephone alarm system
No associations
LandOfFree
Duane O. Hall does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Duane O. Hall, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Duane O. Hall will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-237299