Number | Name | Date | Kind |
---|---|---|---|
1595285 | Bevan | Aug 1926 | |
3191184 | Durstewitz | Jun 1965 | |
3211458 | Wells et al. | Oct 1965 | |
3531123 | Peebles | Sep 1970 | |
3994498 | Breslow | Nov 1976 |
Number | Date | Country |
---|---|---|
2632356 | Jan 1978 | DEX |
Entry |
---|
Drug and Cosmetic Industry Magazine, "News in Packaging" article, Jun. 1974, p. 79. |