Uncategorized
Inventor
Cathode-ray tube
Cathode-ray tube
Circuit for frequency transformation of high-frequency...
Circuit-arrangement comprising a combination of at least two...
Colour-television camera
No associations
LandOfFree
L. H. Jonker Johan does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with L. H. Jonker Johan, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and L. H. Jonker Johan will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-625914