Spring devices
Rubber
Inventor
active
Cushioning pad
Plate-type friction draft gear
No associations
LandOfFree
Donald Willison does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Donald Willison, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Donald Willison will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-761251