Joachim Bergner

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Jena, DD

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Patents Grantslast 30 patents

Information Patent Grant
Modular illumination equipment
- Patent number 5,136,429
- Issue date Aug 4, 1992
- JENOPTIK JENA G.m.b.H.
- Joachim Bergner
- G02 - OPTICS
Information Patent Grant
Achromatic phase retarder arrangement
- Patent number 4,930,878
- Issue date Jun 5, 1990
- Jenoptik Jena G.m.b.H.
- Joachim Bergner
- G02 - OPTICS