Number | Date | Country | Kind |
---|---|---|---|
2759087 | Dec 1977 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2619337 | Blazer | Nov 1952 | |
3017723 | Von Heidenstam | Jan 1962 | |
3427777 | Crowley | Feb 1969 | |
4148850 | Schulte | Apr 1979 |
Entry |
---|
Berichte Konstruktiver Ingenieurbau, Issue 29/30, pp. 89-102, Jul. 1977. |