Envelopes – wrappers – and paperboard boxes – Paperboard box – A sidewall includes a folded lateral extension of an...
Patent
1989-05-26
1990-08-14
Elkins, Gary E.
Envelopes, wrappers, and paperboard boxes
Paperboard box
A sidewall includes a folded lateral extension of an...
220418, 220437, 220445, 229DIG4, B65D 522, B65D 2500
Patent
active
049480391
ABSTRACT:
A container that can be collapsed and returned to the sender for re-use. The container is made of a flat thermoplastic board comprised of a first sheet and a second sheet held in spaced relation to one another by webbing. A single sheet may be 0.020 inches thick more or less. The container has square corners, is strong and durable. The container has sides and ends formed by cutting one sheet, leaving the other for a hinge and attaching the sides and ends by means of Velcro.
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Elkins Gary E.
Lovercheck Charles L.
Lovercheck Dale
Lovercheck Wayne L.
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