Yoshio Yasuda

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Bizen, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fire brick for a rotary kiln
- Patent number 4,340,360
- Issue date Jul 20, 1982
- Veitscher Magnesitwerke-Aktiengesellschaft
- Fritz Hoedl
- F27 - FURNACES KILNS OVENS RETORTS