Number | Date | Country | Kind |
---|---|---|---|
3505142 | Feb 1985 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3703564 | White | Nov 1972 | |
3770699 | White | Nov 1973 | |
3770850 | White | Nov 1973 | |
3875256 | White | Apr 1975 | |
4659763 | Gallucci et al. | Apr 1987 |
Entry |
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J. E. McGrath et al., "Jour. Polymer Sci.": Polymer Symposium No. 60, 1977, pp. 29-46. |