Yukio Hirauchi

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Patents Grantslast 30 patents

Information Patent Grant
Heating apparatus
- Patent number 4,549,523
- Issue date Oct 29, 1985
- Matsushita Electric Industrial Co., Ltd.
- Yukio Hirauchi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Oil heating equipment
- Patent number 4,548,575
- Issue date Oct 22, 1985
- Matsushita Electric Industrial Co. Ltd.
- Yukio Hirauchi
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES