Number | Name | Date | Kind |
---|---|---|---|
3078797 | Blair | Feb 1963 | |
3094930 | Blair | Jun 1963 | |
3514129 | Holdren | May 1970 | |
3739723 | Hakala | Jun 1973 | |
3991446 | Mooney et al. | Nov 1976 | |
4011815 | Garcia | Mar 1977 | |
4137602 | Klumpp | Feb 1979 |
Entry |
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Union Carbide Brochure-"Introducing RADEL Polyphenylsufone", (1977). |