Seiji Tai

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Matsuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Quadrangular type multi-tube once-through boiler
- Patent number 5,273,001
- Issue date Dec 28, 1993
- Toshihiro Kayahara
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Quadrangular type multi-tube once-through boiler
- Patent number 5,199,384
- Issue date Apr 6, 1993
- Miura Co., Ltd.
- Toshihiro Kayahara
- F24 - HEATING RANGES VENTILATING