Number | Date | Country | Kind |
---|---|---|---|
91 01931 | Feb 1991 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
4696835 | Maus et al. | Sep 1987 | |
4697000 | Witucki et al. | Sep 1987 | |
4697001 | Walker et al. | Sep 1987 | |
4803096 | Kuhn et al. | Feb 1989 |
Number | Date | Country |
---|---|---|
0349105 | Jan 1990 | EPX |
0352882 | Jan 1990 | EPX |
Entry |
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Database Derwent World Patent Index, AN 87-132560 & JP-A 62072715, "Conducting Film Preparation Forming Polyolefin Diaphragm Contact Aqueous Heterocycle Compounds Solution Contain Surfactant . . . " Apr. 3, 1987. |