Rudolf O. M. Lobel

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Uden, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method and holder for the manufacture of annular cores
- Patent number 4,564,489
- Issue date Jan 14, 1986
- U.S. Philips Corporation
- Jozef T. A. M. Welzen
- F27 - FURNACES KILNS OVENS RETORTS