Number | Name | Date | Kind |
---|---|---|---|
4496606 | Michnowski | Jan 1985 | |
4871557 | Linscott | Oct 1989 | |
5275830 | Smith | Jan 1994 | |
5360619 | Alexander | Nov 1994 | |
5382443 | Kincaid et al. | Jan 1995 | |
5612074 | Leach | Mar 1997 |
Entry |
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The Wiley Encyclopedia of Packaging Technology, pp. 219-221, 1986. |