G - Physics
03
B
Inventor
Projection unit, particularly for transparencies
Projector with a circular slide receiving magazine
No associations
LandOfFree
Hans Welnhofer 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 Welnhofer, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hans Welnhofer will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-550964