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All Patents in class 74/665R
Patents 1 - 15 of 35
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
53,236Mar. 13, 1866W.E. SibleyImprovement in gearing for grinding or other rollers
421,416Feb. 18, 1890J.H. MicklerDrilling-machinedrilling and boring
421,517Feb. 18, 1890F.H. RichardsDrilling Machinedrill presses
520,362May 22, 1894W.C. JenningsTurret Head for Drill Machinesdrill press accessories
560,171May 12, 1896A.J. OehringMultiple drillmultiple spindle drill presses
663,013Dec. 04, 1900J.B. ClyneAutomatic Lathe Attachmentmetal lathe accessories and attachments
708,177Sep. 02, 1902W.S. ShermanBoring-machinewood drilling and boring
733,719Jul. 14, 1903W. Goers, F.A. KehlMultiple-drill attachment for drill pressesdrilling and boring
840,528Jan. 08, 1907J.T. TowsleyDouble boring-machinewood drilling and boring
883,481Mar. 31, 1908G.T. ReissMultiple Drillmultiple spindle drill presses
983,746Feb. 07, 1911R. MilneFeed mechanism for drill-spindlesdrill presses
1,032,410Jul. 16, 1912M. HimoffDrill-pressdrill presses
1,058,045Apr. 08, 1913W.R. FoxMultiple drillmultiple spindle drill presses
1,083,696Jan. 06, 1914A.T. NelsonAdjustable Multiple Spindle Head for Drill Pressesmultiple spindle drilling heads
1,164,813Dec. 21, 1915F.W. Hoefer, C.A. HoeferMultiple-spindle drill-headwood drilling and boring
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