Number | Date | Country | Kind |
---|---|---|---|
6-177220 | Jul 1994 | JPX | |
7-164187 | Jun 1995 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2409315 | Rigby et al. | Oct 1946 | |
3769434 | Terrell | Oct 1973 |
Entry |
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Park et al., "The Actions..Tetrafluoroethylene", J. Amer. Chem. Soc., vol. 73, No. 3, p. 1329, Mar. 1951. |