U.S. federal trademark · Serial No. 72176302 · Reg. No. 0784176
CHEMICALS OR MATERIALS, PARTICULARLY AN EPOXY RESIN ADHESIVE AND A CATALYST OR CURING AGENT FOR SAID RESIN, USED FOR PREPARING THE EXTERNAL SURFACES OF CASING, PIPE, AND THE LIKE TO AID IN IMPROVING THE BONDING OF CEMENT THEREON
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