Ayling, Laurence J. Trademarks
COUPLER
oil drilling machines, namely machines for joining and removing tubulars to and from a drill string while continuing the…
Owned by: Ayling, Laurence J.
Serial Number: 76312519
COUPLER
Engineering of equipment for others for hydrocarbon recovery in the field of oil and gas drilling
Owned by: Ayling, Laurence J.
Serial Number: 76412075
C C C
Engineering of Equipment for others for Hydrocarbon Recovery in the field of Oil and Gas Drilling
Owned by: Ayling, Laurence J.
Serial Number: 76412076
