Communications, electrical: acoustic wave systems and devices
Seismic prospecting
Offshore prospecting
Inventor
active
Magnetic drive subassembly in a depth control device
Rechargeable battery pack
Seismic signal coupling device and method
No associations
LandOfFree
Alan Sprain does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Alan Sprain, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Alan Sprain will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-909150