Number | Name | Date | Kind |
---|---|---|---|
2982656 | Langenau | May 1961 | |
3162538 | Todd | Dec 1964 | |
3316101 | Borenstein | Apr 1967 | |
3455838 | Marotta | Jul 1969 | |
3790688 | Walter | Feb 1974 | |
4138212 | Stransky | Feb 1979 | |
4187323 | Gidlow | Feb 1980 | |
4263333 | Maing | Apr 1981 | |
4304792 | Sreenivasan | Dec 1981 | |
4307117 | Leshik | Dec 1981 | |
4315947 | Todd | Feb 1982 | |
4368208 | Schranz | Jan 1983 | |
4409254 | Gavin | Oct 1983 | |
4414234 | Sreenivasan | Nov 1983 | |
4475919 | Woznicki | Oct 1984 |
Number | Date | Country |
---|---|---|
0200043 | Nov 1986 | EPX |
54-163866 | Jul 1979 | JPX |
56-019220 | Feb 1981 | JPX |
Entry |
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Whistler, R. L., Editor, Industrial Gums, Second Edition-1973. |