Number | Name | Date | Kind |
---|---|---|---|
D234551 | Fossella et al. | Mar 1975 | |
D327398 | Meyers | Jun 1992 | |
D333415 | Furutsu | Feb 1993 | |
4402446 | Suzuki | Sep 1983 | |
4423837 | Clements | Jan 1984 | |
4593844 | Bone | Jun 1986 | |
4664306 | Levy | May 1987 | |
4819855 | Satoh et al. | Apr 1989 | |
4838469 | Strausburg | Jun 1989 | |
4969589 | Kim | Nov 1990 | |
5074452 | Bone | Dec 1991 |