Keijo Pyorala

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Electrically conductive thermoplastic elastomeric composition and i...
- Patent number 5,993,696
- Issue date Nov 30, 1999
- Optatech Oy
- Kalle Hanhi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...