Junichi Sugioka

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Watertube boiler and its method of combustion
- Patent number 5,020,479
- Issue date Jun 4, 1991
- The Kansai Electronic Power Company Inc.
- Yasuhiko Suesada
- F24 - HEATING RANGES VENTILATING