Heinz Heumann

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Rheydt, DT

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Patents Grantslast 30 patents

Information Patent Grant
Stabilizer in a high voltage insulation on a polyolefin base
- Patent number 4,055,504
- Issue date Oct 25, 1977
- Licentia Patent-Verwaltungs-GmbH
- Heinz Heumann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for making a coaxial electric cable
- Patent number 4,010,060
- Issue date Mar 1, 1977
- AEG-Telefunken Kabelwerke AG
- Eduard Bochenek
- H01 - BASIC ELECTRIC ELEMENTS