Number | Date | Country | Kind |
---|---|---|---|
58-190345 | Oct 1983 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2959580 | Schlenk et al. | Nov 1960 | |
3420788 | Solms | Jan 1969 | |
4365061 | Szejtli et al. | Dec 1982 | |
4425336 | Tuttle | Jan 1984 | |
4482709 | Iwao et al. | Nov 1984 |
Number | Date | Country |
---|---|---|
58-67670 | Apr 1983 | JPX |
Entry |
---|
Dissertation Abstracts International, vol. 41, No. 6, Dec. 1980, p. 2127-B. |