Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
Inventor
active
No associations
LandOfFree
Johannes W. ter Vrugt does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Johannes W. ter Vrugt, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Johannes W. ter Vrugt will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-831715