Original Hanau Heraeus GmbH

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Hanau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cooled discharge lamp having a fluid cooled diaphragm structure
- Patent number 4,433,265
- Issue date Feb 21, 1984
- Original Hanau Heraeus GmbH
- Helmut Fischer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Operating room light fixture with adjustable light pattern
- Patent number 4,400,765
- Issue date Aug 23, 1983
- Original Hanau Heraeus GmbH
- Winfried Kochem
- F21 - LIGHTING
Information Patent Grant
Test apparatus for determining resistance to light and weather infl...
- Patent number 4,391,522
- Issue date Jul 5, 1983
- Original Hanau Heraeus GmbH
- Helmut Schmid
- G01 - MEASURING TESTING
Information Patent Grant
Light directing control system, particularly for medical operating...
- Patent number 4,286,839
- Issue date Sep 1, 1981
- Original Hanau Heraeus GmbH
- Karl F. Ilzig
- G02 - OPTICS