E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
138/40.13
E21B 11/06 (2006.01) E21B 4/14 (2006.01)
Patent
CA 978053
Voitsekhovskaya Faina F.
Voitsekhovsky Bogdan B.
Voitsekhovsky Bogdan V.
LandOfFree
Immersion hydropercussive device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Immersion hydropercussive device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Immersion hydropercussive device will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-732782