Envelopes – wrappers – and paperboard boxes – Paperboard box – With closure for an access opening
Patent
1988-09-12
1989-10-17
Elkins, Gary
Envelopes, wrappers, and paperboard boxes
Paperboard box
With closure for an access opening
229918, 229DIG2, 229DIG11, 229186, B65D 502
Patent
active
048741256
ABSTRACT:
A folding carton formed from a one-piece blank of corrugated board is provided with vertically extending corner gusset elements which impart substantially increased vertical crush strength thereto.
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CALPAC Incorporated
Elkins Gary
LandOfFree
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