| All Patents of Type: drilling and boring tool holders |
Patents 1 -
15
of 156
      |
| Number | Date | Patentee | Title | Type |
| 126,522 | May 07, 1872 | W.E. Cooper | Improvement in Devices for Boring Spherical Seats | drilling and boring tool holders |
| 591,088 | Oct. 05, 1897 | I. Barker | Tool Chuck | drilling and boring tool holders |
| 684,903 | Oct. 22, 1901 | I. Barker | Tool Chuck | drilling and boring tool holders |
| 721,056 | Feb. 17, 1903 | F.H. Löser | Boring or Cutting Tool Holder | drilling and boring tool holders |
| 785,351 | Mar. 21, 1905 | W.W. Doolittle | Tool Holder | drilling and boring tool holders |
| 797,820 | Aug. 22, 1905 | E.C. Peck | Tool Holder | drilling and boring tool holders |
| 798,125 | Aug. 29, 1905 | W.N. Ager | Tool Holder | lathe tool holders and tool posts |
| 800,258 | Sep. 26, 1905 | M. Barber | Tool Holder | drilling and boring tool holders |
| 851,877 | Apr. 30, 1907 | S.S. Fuller | Tool Holder | lathe tool holders and tool posts |
| 874,027 | Dec. 17, 1907 | G. Nelson | Tool Holder | drilling and boring tool holders |
| 910,647 | Jan. 26, 1909 | W. Ostrander, M.S. Cummer | Machine Tool Holder | lathe tool holders and tool posts |
| 911,999 | Feb. 09, 1909 | G.F. Frieger | Tool Holder | lathe tool holders and tool posts |
| 953,580 | Mar. 29, 1910 | W.E. Bassett | Tool Holder | metal planer tool holders |
| 963,921 | Jul. 12, 1910 | W.H. Muehler | Tool Holder | lathe tool holders and tool posts |
| 971,120 | Sep. 27, 1910 | C.E. Day | Boring Tool Holder | drilling and boring tool holders |
