Tri-Wall

OBS: Marque de fabrique désignant différents types d'emballages d'expédition en carton ondulé triple cannelure, vendus par la société Brent Packaging Limited, de Mississauga (Ontario).

OBS: Trademark (U.S. Patent No. 3,096,224) for a type of triple-wall corrugated board used in the manufacture of various shipping containers, according to brochures and technical literature obtained from Brent Packaging Limited, of Mississauga, Ontario.