Boring or penetrating the earth
With magazine for successively moving unconnected, oriented...
Inventor
active
Crawler vehicle
Device for feeding a reel along a track
Drill string element handling apparatus
Method and apparatus for guiding and sealing a drill string
Specially reinforced flexible tube pumping chamber
No associations
LandOfFree
Jan Edvard Persson does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Jan Edvard Persson, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Jan Edvard Persson will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-210282