Number | Date | Country | Kind |
---|---|---|---|
3247615 | Dec 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3996368 | Loewe et al. | Dec 1976 |
Number | Date | Country |
---|---|---|
612726 | Sep 1975 | BEX |
562096 | Aug 1958 | CAX |
0054507 | Dec 1981 | DEX |
764232 | Dec 1956 | GBX |
Entry |
---|
Astopof, U.S.S.R., col. 1-2, p. 726097. |