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Combustion detection apparatus
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Patent number 4,140,475
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Issue date Feb 20, 1979
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Robertshaw Controls Company
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Denis G. Wolfe
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Thermally responsive actuator
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Patent number 4,114,129
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Issue date Sep 12, 1978
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Robertshaw Controls Company
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Bruce B. Parsons
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G05 - CONTROLLING REGULATING
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Antifriction assemblies
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Patent number 4,106,359
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Issue date Aug 15, 1978
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Robertshaw Controls Company
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Denis G. Wolfe
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Thermal switch
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Patent number 4,080,153
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Issue date Mar 21, 1978
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Robertshaw Controls Company
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Denis G. Wolfe
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H01 - BASIC ELECTRIC ELEMENTS
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Pulse combustion control system
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Patent number 4,080,149
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Issue date Mar 21, 1978
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Robertshaw Controls Company
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Denis G. Wolfe
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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