Number | Date | Country | Kind |
---|---|---|---|
81302961.8 | Jun 1981 | EPX |
Number | Name | Date | Kind |
---|---|---|---|
3096271 | Hespenheide | Jul 1963 | |
3692388 | Hall, Jr. et al. | Sep 1972 | |
4436378 | Kirkman | Mar 1984 |
Number | Date | Country |
---|---|---|
1912 | May 1979 | EPX |
208530 | Dec 1982 | JPX |
208531 | Dec 1982 | JPX |
Entry |
---|
Tell et al., "Electrochemichromic Cells Based on Phosphotungstic Acid", App. Phy. Lett. 11-1-78, pp. 837-838. |