Boring or penetrating the earth
Means traveling with tool to constrain tool to bore along...
Axially spaced opposed bore wall engaging guides
Inventor
active
No associations
LandOfFree
Robert A. Philliber does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Robert A. Philliber, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Robert A. Philliber will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-211825