Patent application for Heated Dinner Transport Apparatus

Drawing to accompany application for United States Patent 3,129,317, awarded to Oscar Curtis Howard on April 14, 1964, for Heated Dinner Transport Apparatus. Oscar C. Howard papers, 1945–1990, Cafeteria and Industrial Catering Business, Manuscripts Collection, Minnesota Historical Society.

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Drawing to accompany application for United States Patent 3,129,317, awarded to Oscar Curtis Howard on April 14, 1964, for Heated Dinner Transport Apparatus. Oscar C. Howard papers, 1945–1990, Cafeteria and Industrial Catering Business, Manuscripts Collection, Minnesota Historical Society.

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Minnesota Historical Society

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