Number | Name | Date | Kind |
---|---|---|---|
2249529 | Knights | Jul 1941 | |
3433966 | Letch et al. | Mar 1969 | |
3882785 | Rowe | May 1975 | |
3943858 | Dieringer et al. | Mar 1976 | |
4178671 | Luttig | Dec 1979 | |
4241663 | Lund et al. | Dec 1980 | |
4280613 | Stewart | Jul 1981 | |
4393784 | Theurer | Jul 1983 | |
4727989 | Cotic et al. | Mar 1988 |
Number | Date | Country |
---|---|---|
433627 | Sep 1926 | DE2 |
145026 | Jul 1986 | JPX |
308954 | Mar 1969 | SEX |
315745 | Oct 1971 | SUX |
386049 | Oct 1973 | SUX |
509398 | Apr 1976 | SUX |
644897 | Jan 1979 | SUX |
652257 | Mar 1979 | SUX |
765445 | Sep 1980 | SUX |
Entry |
---|
"An Attraction for OTM", Railway Track and Structures, Mar. 1986, pp. 29-31. |