Patents for John Ewing


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Patents for John Ewing
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
2,004X	Oct. 02, 1813	D. Dickey, J. Ewing	Pump for elevating meal, grain and other light substances	pumps
2,581X	Apr. 30, 1816	J. Ewing	Churn	churns
5,801X	Jan. 29, 1830	J. Ewing	Churn	churns