| Number | Date | Country | Kind |
|---|---|---|---|
| 2042071 | Sep 1994 | GBX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D216422 | Koch, III | Jan 1970 | |
| D310025 | Foley | Aug 1990 | |
| D361476 | Bidwell | Aug 1995 | |
| 2335260 | Chamberlain | Nov 1943 | |
| 4559729 | White | Dec 1985 | |
| 4723681 | Glerum | Feb 1988 | |
| 5261558 | Claydon | Nov 1993 |
| Number | Date | Country |
|---|---|---|
| 6115554 | Apr 1994 | JPX |
| 2272200 | May 1994 | GBX |
| 9325452 | Dec 1993 | WOX |
| Entry |
|---|
| Packaging, Dec.-1985, p. 38. |
| Packaging, Jun.-1989, p. 9. |