All Patents in class 33/31


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All Patents in class 33/31
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	60,609	Dec. 18, 1866	H.M. Albee	Improvement in ellipsographs
	436,166	Sep. 09, 1890	L.O. Barrett	Carpenter's Gage
	1,134,806	Apr. 06, 1915	W.H. Barron, Jr., C. Leseman	Combination Trammels and Marking Gage
	1,422,345	Jul. 11, 1922	W. Douglas	Ellipse Drawing Tool