Number | Date | Country | Kind |
---|---|---|---|
3211790 | Mar 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2155121 | Finsterwalder | Apr 1939 | |
3088246 | Thiman | May 1963 | |
3132363 | Roberts | May 1964 | |
3230560 | Finsterwalder | Jan 1966 | |
3418768 | Cardan | Dec 1968 | |
3421167 | Kawada | Jan 1969 | |
3822428 | Stog et al. | Jul 1974 | |
4192120 | Richard et al. | Mar 1980 | |
4223495 | Peter | Sep 1980 | |
4282619 | Rooney | Aug 1981 |
Number | Date | Country |
---|---|---|
1273164 | Jul 1968 | DEX |
1286286 | Aug 1969 | DEX |
1658588 | Feb 1973 | DEX |
594789 | Jan 1978 | CHX |
Entry |
---|
Ulrich Finsterwalder, 50 Jahre fur Dywidag, published by Dyckerhoff & Widmann, Munich, Verlag G. Braun, Karlsruhe 1973, pp. 172-183. |