Kalevi Panu

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Vaasa, SF

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Patents Grantslast 30 patents

Information Patent Grant
Tube-insulated shell-core current transformer
- Patent number 4,060,759
- Issue date Nov 29, 1977
- Oy Stromberg AB
- Kalevi Panu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current transformer
- Patent number 4,032,837
- Issue date Jun 28, 1977
- Oy Stromberg AB
- Kalevi Panu
- H01 - BASIC ELECTRIC ELEMENTS