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Thermostat bypass
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Patent number 5,494,211
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Issue date Feb 27, 1996
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Alton R. Ragan
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G05 - CONTROLLING REGULATING
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Thermostat bypass
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Patent number 5,388,760
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Issue date Feb 14, 1995
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Alton R. Ragan
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G05 - CONTROLLING REGULATING
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Thermostat bypass
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Patent number 5,282,828
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Issue date Feb 1, 1994
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Alton R. Ragan
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G05 - CONTROLLING REGULATING
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Thermostat bypass
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Patent number 5,163,613
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Issue date Nov 17, 1992
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Alton R. Ragan
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G05 - CONTROLLING REGULATING