| 摘要 |
A package including a base formed from a corrugated sheet having end walls at each end and dividers at equally spaced intervals intermediate the end walls for separating rows of riser liners from each other, a cover formed from a corrugated sheet having end walls at each end and dividers at equally spaced intervals intermediate the end walls for separating rows of riser liners from each other, the cover being mounted on the riser liners transverse to the base to isolate each riser liner from each other, and a thin film of heat shrinkable material completely enclosing said cover and base and being heat shrunk into tight engagement with the cover and base to hold the liners in fixed position in the package.
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