Number | Name | Date | Kind |
---|---|---|---|
D171837 | Blanchaert | Mar 1954 | S |
D225608 | Schwartz | Dec 1972 | S |
D256215 | Chen | Aug 1980 | S |
D310469 | Dressler | Sep 1990 | S |
D358748 | Ramsey et al. | May 1995 | S |
6038772 | Cornell et al. | Mar 2000 | A |
Entry |
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Hong Kong Enterprise vol. 10, 1999, p. 804, items GD001 and GD002A in top center of photo. |