Mark Identification
B & W
Serial Number
72168668
Filing Date
May 13, 1963
Registration Date
Feb 23, 1965
Trademark by
Classification Information
OIL WELL TOOLS-NAMELY, CENTRALIZERS, SCRATCHERS, CEMENT BASKETS, STOP DEVICES, TURBULATORS, PACKER ADAPTERS, LINER HANGERS, AND OTHER OIL WELL COMPLETION TOOLS
Yarns and Threads