Uncategorized
Inventor
Electric discharge device
Electric lamp
No associations
LandOfFree
Hans Jancke does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Hans Jancke, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hans Jancke will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-61135