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Philadelphia, Pennsylvania, USA - 1843 - Artificial Freezer Patented


1843: Until September 9, 1843, ice cream was made by the "pot freezer method," but on this day, Nancy M. Johnson of Philadelphia got her "artificial freezer" patented, containing a tub, cylinder, lid, dasher, and crank. This design is still widely used today.

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Philadelphia, Pennsylvania, USA

Philadelphia, Pennsylvania, USA

Philadelphia, Pennsylvania, USA

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