Roberto Zelaschi

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Milan, IT

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Patents Grantslast 30 patents

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Roller furnace provided with a passage for the drying and/or refiri...
- Patent number 4,775,316
- Issue date Oct 4, 1988
- Welke Industriale S.P.A.
- Roberto Zelaschi
- F27 - FURNACES KILNS OVENS RETORTS