| Number | Name | Date | Kind |
|---|---|---|---|
| D53889 | Colvin | Oct 1919 | S |
| D106533 | Frank | Oct 1937 | S |
| 4250627 | Järvenp{umlaut over (aa )} et al. | Feb 1981 | A |
| D283682 | Raitmaa | May 1986 | S |
| D287942 | Tanaka | Jan 1987 | S |
| D290093 | Kramer et al. | Jun 1987 | S |
| D308488 | Iden | Jun 1990 | S |
| D310787 | Iden | Sep 1990 | S |
| D310970 | Iden | Oct 1990 | S |
| D333626 | Chang | Mar 1993 | S |
| D356965 | Chang | Apr 1995 | S |
| D375693 | Chang | Nov 1996 | S |
| D386699 | Lindman | Nov 1997 | S |
| D449009 | Gardiner et al. | Oct 2001 | S |
| Entry |
|---|
| The Sharper Image Catalog, “Zytool”, Aug. 2000, p. 3. |