Number | Name | Date | Kind |
---|---|---|---|
D272393 | Klier | Jan 1984 | |
D289236 | Brauning | Apr 1987 | |
D289707 | Favaretto | May 1987 | |
D308605 | Uecker et al. | Jun 1990 | |
D312176 | Heidmann | Nov 1990 | |
D339940 | Balderi et al. | Oct 1993 | |
3494662 | Schaefer et al. | Feb 1970 | |
3841704 | Platner et al. | Oct 1974 | |
4557521 | Lange | Dec 1985 |