Measuring and testing
Vibration
By mechanical waves
Inventor
active
Ultrasonic pipe inspection apparatus
Wheel probe
No associations
LandOfFree
John C. Collingwood does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with John C. Collingwood, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and John C. Collingwood will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1274200