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US 1264128

How Early Industrial Food Mixers Used Planetary Gear Systems

A 1918 patent for a heavy-duty industrial mixing machine that used a specific gear arrangement to rotate a beater while simultaneously moving it around the bowl.

Statusexpired

Granted1918

Expires1935

Claims0

Forward citations19

Prior art0

AssigneeHobart Manfacturing Co

InventorsThomas F Rataiczak, Herbert L Johnston

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