Number | Name | Date | Kind |
---|---|---|---|
D226212 | Swenson | Jan 1973 | |
D238386 | Smith | Jan 1976 | |
D262130 | Yoshimoto | Dec 1981 | |
D264612 | Szegi | May 1982 | |
D278925 | Scheller | May 1985 | |
D337805 | Rosso et al. | Jul 1993 | |
4034995 | Forward et al. | Jul 1977 | |
4076263 | Rand | Feb 1978 | |
4392659 | Yoshimoto | Jul 1983 | |
5524913 | Kulbeck | Jun 1996 |