Number | Name | Date | Kind |
---|---|---|---|
3669965 | White | Jun 1972 | |
4125611 | Yamada et al. | Nov 1978 | |
4160087 | Yamada et al. | Jul 1979 | |
4198504 | Naito et al. | Apr 1980 | |
4226866 | Christensen et al. | Oct 1980 | |
4288590 | Oka et al. | Sep 1981 | |
4347470 | Watanabe et al. | Nov 1982 | |
4352801 | Nomoto et al. | Oct 1982 | |
4368198 | Yamada et al. | Jan 1983 |
Number | Date | Country |
---|---|---|
52-106885 | Sep 1977 | JPX |
52-106886 | Sep 1977 | JPX |
52-156893 | Dec 1977 | JPX |
Entry |
---|
Derwent Abstract 87992D of Japanese Unexamined Pat. No. J5 6131-592, (Bristol Banyo KK), Mar. 18, 1980. |
Derwent Abstract 33812E of Japanese Unexamined Pat. No. J5 7046-990, (Fujimoto Seiyaku KK), Sep. 3, 1980. |