Boring or penetrating the earth
With signaling, indicating, testing or measuring
Providing identifiable indication of core position in situ...
Inventor
active
No associations
LandOfFree
Ivan B. Petrov does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Ivan B. Petrov, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ivan B. Petrov will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-1677984