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All Patents in class 173/19
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
688,653Dec. 10, 1901F. LambertTool-operating machinedrill presses
1,740,744Dec. 24, 1929F.A. ParsonsFluid Transmission and Control Means for Machine Toolsmilling machines
1,781,274Nov. 11, 1930W.C. De RooFeed-control mechanismdrill presses
2,000,421May 07, 1935J.H. McKewen, A.M. Sosa, L.L. SchauerDuplex control for radial drillsradial drill presses
2,178,915Nov. 07, 1939C.E. Bernitt, G.K. McKeeMachine Tooldrill presses
2,454,235Nov. 16, 1948E.J. TomekDrilling machinemultiple spindle drill presses
3,129,613Apr. 21, 1964J.L. BurgReciprocating feed device for machine toolsdrill presses
3,238,622Mar. 08, 1966E.P. Bullard, IIIProgram Controlmachine tool controls
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