Envelopes – wrappers – and paperboard boxes – Paperboard box – End structure
Patent
1990-05-18
1993-03-02
Moy, Joseph Man-Fu
Envelopes, wrappers, and paperboard boxes
Paperboard box
End structure
220359, 220640, 220642, B65D 744
Patent
active
051902095
ABSTRACT:
A corrosion resistent protective plastic overlay is intimately engaged with the chime of a fibre drum and extends from an inner edge portion thermally bonded to the drum lining over the head and into the exterior chime groove. The overlay is fusion bonded to the chime throughout the full extent of the surface-to-surface engagement therebetween.
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Gordon Gerald A.
Shepard John K.
Swihart, deceased William L.
Man-Fu Moy Joseph
Sonoco Products & Company
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