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Patent applications and USPTO patent grants for Gerstel; Eberhard.The latest application filed is for "method and system for preparing samples for gas chromatography".
Patent | Date |
---|---|
Method and system for preparing samples for gas chromatography Grant 6,475,437 - Gerstel , et al. November 5, 2 | 2002-11-05 |
Method and system for preparing samples for gas chromatography Grant 6,180,410 - Gerstel , et al. January 30, 2 | 2001-01-30 |
Method for applying samples to be analyzed by gas chromatography and sampling tube Grant 6,134,945 - Gerstel , et al. October 24, 2 | 2000-10-24 |
Method for applying samples to be analyzed by gas chromatography and sampling tube Grant 6,055,845 - Gerstel , et al. May 2, 2 | 2000-05-02 |
Gas chromatography transfer line Grant 5,702,671 - Gerstel December 30, 1 | 1997-12-30 |
Gas chromatograph Grant 4,883,504 - Gerstel November 28, 1 | 1989-11-28 |
Sample injection or extraction head for gaseous or liquid fluids Grant 4,854,181 - Gerstel August 8, 1 | 1989-08-08 |
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