Patents for J. R. Littell


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Patents for J. R. Littell
Patents 1 - 5 of 5
Number	Title	Classification(s)
219,853	Wrench	81/173
246,976	Pipe Wrench	81/100, 81/186
283,341	Hollow-chisel mortising machine	144/78, 144/84
286,348	Saw Sharpening Gage	33/202, 76/46
703,638	Screw holding screwdriver	81/454