Radiant energy
Invisible radiant energy responsive electric signalling
Infrared responsive
Inventor
active
No associations
LandOfFree
John Canfield does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with John Canfield, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and John Canfield will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-2214142