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GB1163004A
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Program Controller
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US3356128A
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Casting method using latent heat of chill material
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US3397872A
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Cascade trays for an evaporator and a method of filling such trays
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US3243531A
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Automatic control system
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US3198965A
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Drive mechanism for a stepping switch
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US3182520A
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Mounting structure for a timer
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US3198966A
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Stepping switch system for spacing the steps by non-discrete time intervals
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US3198967A
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Variable interval stepping switch
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US3010235A
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Illumination panel device
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US3101435A
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Program controller
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US3038488A
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Sanitary diaphragm valve
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US2231703A
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Chill for casting
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