Number | Name | Date | Kind |
---|---|---|---|
2834159 | Hill | May 1958 | |
3593463 | Uhtenwoldt | Jul 1971 | |
3634976 | Hahn et al. | Jan 1972 | |
3732648 | Schaller | May 1973 | |
3736705 | Ryan et al. | Jun 1973 | |
4370835 | von Schneidemesser et al. | Feb 1983 |
Number | Date | Country |
---|---|---|
1391557 | Apr 1975 | GBX |