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All Patents in class 411/190
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
  1,897,666Feb. 14, 1933F.O. HoaglandMachine Tool Spindle
  3,017,643Jan. 23, 1962J.W. Lehde, Jr.Adjustable Tap Stop Means for Limiting Depth of Threading
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