A pallet of lightweight corrugated paperboard includes spaced longitudinally extending members intersecting spaced laterally extending members by means of inter-engaging notches in alignment with the cross-members. Either of the longitudinally extending members and laterally extending members may have...http://www.google.es/patents/US5184558?utm_source=gb-gplus-sharePatente US5184558 - Pallet and method and apparatus for making same
