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William R. Ray

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Details William R. Ray William R. Ray

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: Inventor

Affiliated with

Electrical water heater

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Fluid control valve

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Heat motor operated valve

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Oil burner

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Oil burner

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Also associated with

Electrical water heater

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Oil burner

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Oil burner

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Oil burner with rotary combustion chamber

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Rotary oil burner

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Profile ID: LFCA-PAI-P-108212

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