Isamu Miya

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for roasting coffee beans
- Patent number 4,925,682
- Issue date May 15, 1990
- Ai Shi Denshi Kogyo Kabushiki Kaisha
- Isamu Miya
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES