Number | Name | Date | Kind |
---|---|---|---|
3574657 | Burnett | Apr 1971 | |
4296146 | Penn | Oct 1981 | |
4307176 | Mochiji | Dec 1981 |
Entry |
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Anderson et al., IBM Tech. Disc. Bull., vol 22, #2, Jul. 1979, p. 541, 542. |
Krevelen et al., "Properties of Polymers", pp. 459-466, Elsevier Scientific Publishing Co., New York, 1976. |