Number | Name | Date | Kind |
---|---|---|---|
D296664 | Hjalmarsson | Jul 1988 | |
2547362 | Berry | Apr 1951 | |
3648922 | Gebo | Mar 1972 | |
3799914 | Schmit et al. | Mar 1974 | |
4637062 | Poppe | Jan 1987 | |
4806021 | Koudstaal et al. | Feb 1989 | |
5052614 | Xuan | Oct 1991 |
Entry |
---|
Australian Packaging, p. 2, vol. 30, No. 2, Feb. 1982. |
Australian Packaging, p. 21, Sep. 1983, "Flexible Packaging". |