72130776
Oct 27, 1961
Feb 19, 1963
INDUSTRIAL HEATING APPARATUS-NAMELY, COILED HEAT EXCHANGERS, HEATED SHELVES, UTENSILS FOR HEATING FOOD, CHEMICALS, GASES AND LIQUIDS, HEATING BINS, HEATED STEAM TABLES AND EMERSION HEATERS, HEATED BAIN-MARIES, HEATING PLATENS, HEATED COUNTER TOPS AND HEATERS FOR STERILIZING LABORATORY EQUIPMENT
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