Number | Date | Country | Kind |
---|---|---|---|
56-174020 | Oct 1981 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
RE28531 | Vries | Aug 1975 | |
RE30463 | Miller et al. | Dec 1980 | |
3228897 | Nellessen | Jan 1966 | |
3880796 | Christenson et al. | Apr 1975 | |
3928266 | Scohy et al. | Dec 1975 | |
3966667 | Sullivan | Jun 1976 | |
4208465 | Chang | Jun 1980 | |
4234466 | Takahashi et al. | Nov 1980 | |
4297450 | Sato et al. | Oct 1981 | |
4302561 | Becher et al. | Nov 1981 | |
4340511 | Backhouse et al. | Jul 1982 | |
4355071 | Chang | Oct 1982 | |
4362770 | Mathai et al. | Dec 1982 | |
4378445 | Brasen et al. | Mar 1983 |
Number | Date | Country |
---|---|---|
48-67328 | Sep 1973 | JPX |
53-54237 | May 1978 | JPX |
Entry |
---|
Derwent Abs. 40292X/22, (DT2454000), 5-1976. |
Derwent Abs. 28949X/16 (J51025551), 3-1976. |
Derwent Abs. 05127D/04, (SU734238), 5-1980. |