86063208
Sep 12, 2013
Oct 28, 2014
Drilling machines and parts therefor; oilfield equipment, namely, a wellbore attachment used to retrieve metal objects entering the wellbore
MachineryMagnets for industrial purposes; magnets for use in oilfield drilling equipment; magnets used in oil and gas drilling, completion and production operations; magnets used in oil and gas drilling, completion and production operations
Electrical and Scientific Apparatus