Veli Pekka Kujanpaa

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Lappeenranta, FI

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the manufacture of a cooking vessel by ro...
- Patent number 6,145,362
- Issue date Nov 14, 2000
- Rondex Oy Ltd.
- Ari Piispanen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...