Number | Date | Country | Kind |
---|---|---|---|
9305554[U] | Apr 1993 | DEX | |
4320963 | Jun 1993 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2592940 | Monoyer | Apr 1952 | |
3145914 | Nicholas | Aug 1964 | |
3190545 | Weber et al. | Jun 1965 | |
3281065 | Chaffiotte | Oct 1966 | |
3578880 | Cygnor | May 1971 | |
3672791 | Zimmerly | Jun 1972 | |
4505647 | Alloca et al. | Mar 1985 |
Number | Date | Country |
---|---|---|
2302425 | Sep 1976 | FRX |
2903786 | Aug 1979 | DEX |
3710782 | Oct 1988 | DEX |
8808819 | Oct 1988 | DEX |
Entry |
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English Translation of portions of German Office Action dated Jan. 10, 1994 in counterpart German Priority Application P 43 20 963.7-15. |
"Labovac.RTM. Linear-Membranpumpen und Kolbenpumpen" Brochure of Saskia Hochvakuum under Labortechnik GmbH. |
"Labovac.RTM. D 65-D 1600 Dry Trocken Sec" Brochure of Saskia Hochvakuum under Labortechnik GmbH. |