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Patents for Ira Gardiner
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	35,059	Apr. 22, 1862	J.W. Douglas	Double-acting hand pump
	38,444	May 05, 1863	J.W. Douglas	Improvement in pumps
	56,671	Jul. 24, 1866	J.W. Douglas	Double acting pump

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