All Patents in class 409/10


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All Patents in class 409/10
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	1,092,571	Apr. 07, 1914	C.J. Halborg	Machine for Backing Off Hobs or Cutters for Cutting Gears
	1,753,778	Apr. 08, 1930	J.C. Drader	Rack