| Number | Name | Date | Kind |
|---|---|---|---|
| D221114 | Rogovin | Jul 1971 | |
| D274847 | Allpress | Jul 1984 | |
| D332505 | Ward | Jan 1993 | |
| D345440 | Van Dyk | Mar 1994 | |
| D345820 | Van Dyk | Apr 1994 | |
| D347492 | Kruschke et al. | May 1994 | |
| D348120 | Spector et al. | Jun 1994 | |
| D358000 | Molenaar | May 1995 | |
| 946622 | Thurman | Jan 1910 | |
| 1845233 | Brunner | Feb 1932 | |
| 2694401 | Francis | Nov 1954 | |
| 4345608 | Cavaioli et al. | Aug 1982 |
| Number | Date | Country |
|---|---|---|
| 826489 | Jan 1952 | DEX |
| 711639 | Jul 1954 | GBX |
| Entry |
|---|
| Hong Kong Enterprise Oct. 1982, p. 57: Item #6053. |
| 1994 Goody Product Catalog-pp. 42 and 43. |