Patent Grant
D432414
| Number | Name | Date | Kind |
|---|---|---|---|
| D252258 | Roccafirte | Jul 1979 | |
| D305204 | Relfin et al. | Dec 1989 | |
| D335442 | Detert et al. | May 1993 | |
| D337048 | Detert et al. | Jul 1993 | |
| D381264 | Lippincott | Jul 1997 | |
| 3415663 | Raschke et al. | Dec 1968 | |
| 4590078 | Umina | May 1986 | |
| 4769262 | Ferrar et al. | Sep 1988 | |
| 4935252 | Huang et al. | Jun 1990 | |
| 5747084 | Cochran et al. | May 1998 |
| Entry |
|---|
| Packaging Catalog, p. 15, Jan. 1940. |
| Packaging Corporation of America, Brochure, Jan. 1940. |
