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Hot-air type heater
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Patent number 5,092,518
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Issue date Mar 3, 1992
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Matsushita Electric Industrial Co., Ltd.
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Mituharu Tomioka
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F24 - HEATING RANGES VENTILATING
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Combustion apparatus
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Patent number 4,606,719
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Issue date Aug 19, 1986
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Matsushita Electric Industrial Co., Ltd.
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Keiichi Mori
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Liquid fuel combustion device
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Patent number 4,525,137
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Issue date Jun 25, 1985
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Matsushita Electric Industrial Co., Ltd.
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Mitsuharu Tomioka
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES