Number | Date | Country | Kind |
---|---|---|---|
4-173204 | Jun 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2901466 | Kibler et al. | Jun 1959 | |
3356646 | Wynstra et al. | Mar 1965 | |
3959213 | Gilkey et al. | May 1976 | |
4295886 | Gresham | Oct 1981 | |
4474914 | Spivack | Oct 1984 | |
4533679 | Rawlings | Aug 1985 | |
4536531 | Ogawa et al. | Aug 1985 | |
4713407 | Bailey et al. | Dec 1987 | |
4837254 | Branscome | Apr 1989 | |
4859732 | Minnick | Jul 1989 | |
4894404 | Minnick | Oct 1990 | |
5162091 | Ishii et al. | Nov 1992 | |
5187212 | Gray | Feb 1993 |
Number | Date | Country |
---|---|---|
0328528 | Mar 1987 | EPX |
0273149 | Jun 1987 | EPX |
0491947 | Jul 1992 | EPX |
Entry |
---|
H. A. Pohl, Analytical Chemistry, 1954, 26, pp. 1614-1616. |
Derwent Abstract, JP 3009948, 1991. |
Derwent Abstract, PCT 9106602, 1991. |
Derwent Abstract, JP 2187451, 1990. |
Derwent Abstract, JP 2500033, 1990. |
Derwent Abstract, JP 63221159, 1988. |
Derwent Abstract, JP 62270653, 1987. |