Number | Date | Country | Kind |
---|---|---|---|
448/83 | Oct 1983 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
3192969 | Baruch et al. | Jul 1965 | |
3223123 | Young | Dec 1965 | |
3549994 | Rothermel et al. | Dec 1970 | |
3664194 | Barstow | May 1972 | |
3762609 | Hagen et al. | Oct 1973 | |
3800602 | Jones | Apr 1974 | |
3885439 | Stone | May 1975 | |
3948104 | Stephens | Apr 1976 | |
3991055 | Godin et al. | Oct 1976 | |
4152391 | Cabrera | May 1979 | |
4338280 | Ambers et al. | Jul 1982 | |
4391777 | Hutson | Jul 1983 | |
4506558 | Bakalyar | Mar 1985 |
Number | Date | Country |
---|---|---|
0089937 | Sep 1983 | EPX |
2130287 | Jun 1975 | DEX |
Entry |
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Alperstein et al.; A Gas Sampling and Injection Valve for Vacuum Service; Anal. Chem., vol. 38, No. 2, 1966, pp. 366-367. |