Patents for Willard B. Swartwout


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Patents for Willard B. Swartwout
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	250,174	Nov. 29, 1881	W.B. Swartwout	Lumber-trimming machine
	279,040	Jun. 05, 1883	W.B. Swartwout	Lumber-trimming machine
	CA-17,617	Sep. 10, 1883	W.B. Swartwout	Lumber trimming machine
	369,752	Sep. 13, 1887	W.B. Swartwout	Car-wheel