Boring or penetrating the earth
With means movable relative to tool or shaft to control...
Inventor
active
Downhole valve for oil/gas well
Downhole valve for use when drilling an oil or gas well
No associations
LandOfFree
Paul B. Lee does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Paul B. Lee, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Paul B. Lee will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1548959