Number | Name | Date | Kind |
---|---|---|---|
D209329 | Coderre et al. | Nov 1967 | |
D234337 | Block | Feb 1975 | |
D240589 | Cooper | Jul 1976 | |
D337661 | Goodman | Jul 1993 | |
3905071 | Burmlik | Sep 1975 | |
4709453 | Harvey et al. | Dec 1987 | |
4920617 | Higashinaka | May 1990 | |
5058245 | Saito | Oct 1991 |