All Patents in class 74/842 |
Patents 31 -
45
of 72
|
Number | Date | Patentee | Title | Type |
600,598 | Mar. 15, 1898 | A.P. Sibley | Automatic stop for self-feed drilling-machines | drill presses |
660,249 | Oct. 23, 1900 | A.J. Gifford | Drilling-machine | drill presses |
665,381 | Jan. 01, 1901 | H.G. Barr | Upright drilling-machine | drill presses |
673,801 | May 07, 1901 | S.C. Schauer | Drill-press | drill presses |
691,121 | Jan. 14, 1902 | G.A. Ensign | Horizontal boring-machine | woodworking horizontal borers |
694,783 | Mar. 04, 1902 | A.D. Quint | Turret drilling, milling and tapping machine | drill presses |
698,242 | Apr. 22, 1902 | S.A. Baker | Drilling-machine | multiple spindle drill presses |
736,395 | Aug. 18, 1903 | H.N. Hinckley | Drill-Press Attachment | drill press accessories |
811,317 | Jan. 30, 1906 | A.E. Newton | Drill-press | drill presses |
825,273 | Jul. 03, 1906 | R.G. Henry | Feed mechanism for drill-spindles | drill presses |
887,909 | May 19, 1908 | B.F. Barnes | Drilling-machine | drill presses |
907,163 | Dec. 22, 1908 | W. Murchey | Machine for Boring, Tapping, &c. | drill presses |
945,571 | Jan. 04, 1910 | R. Milne | Safety-clutch for drill-feeds | drill presses |
948,472 | Feb. 08, 1910 | J.P. Barnes | Drilling Machine | |
1,026,595 | May 14, 1912 | R. Milne | Feeding attachment for drill-spindles | drill presses |