All Patents of Type: knurling tools


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All Patents of Type: knurling tools
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
2,579,611	Dec. 25, 1951	J.E. Poorman	Knurling Tool	knurling tools
2,870,661	Jan. 27, 1959	J.E. Poorman	Knurling Tool	knurling tools
2,870,662	Jan. 27, 1959	J.E. Poorman	Cross-Slide Knurling or Like Tool	knurling tools