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Patents for John Hartman Jr.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	21,469	Sep. 07, 1858	J. Hartman, Jr.	Couch-Seat for Railroad-Cars
	AI314	Feb. 26, 1861	J. Hartman, Jr.	Couch seat for railroad car
	205,081	Jun. 18, 1878	J. Hartman, Jr.	Pipe-Wrench

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