Fries; Alexis
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fries; Alexis.The latest application filed is for "light collector and its use for spectroscopic purposes".
- Fries; Alexis - Dietikon CH
| Patent | Date |
|---|---|
| Light collector and its use for spectroscopic purposes Grant 4,657,397 - Oehler , et al. April 14, 1 | 1987-04-14 |
| Detection means for the selective detection of gases, based on optical spectroscopy Grant 4,557,603 - Oehler , et al. December 10, 1 | 1985-12-10 |
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