| All Patents in class 408 |
Patents 2356 -
2370
of 3506
      |
| Number | Date | Patentee | Title | Type |
| 1,603,280 | Oct. 19, 1926 | L.S. Hall | Die Head for Threading Machines and the Like | tap and die holders |
| 1,603,605 | Oct. 19, 1926 | C. Jobst | Die Head for Thread Cutting Tools | tap and die holders |
| 1,607,614 | Nov. 23, 1926 | J.H. Graham | Tapping machine | tapping machines |
| 1,608,113 | Nov. 23, 1926 | G.E. Nace, A.G. Lundin | Chuck | |
| 1,613,369 | Jan. 04, 1927 | E.L. Worbois | Nut-Tapping Machine | nut or bolt making machines |
| 1,613,577 | Jan. 04, 1927 | J.C. Fletcher | Die Cutting Machine | |
| 1,615,676 | Jan. 25, 1927 | C.W. Bettcher | Die Head | tap and die holders |
| 1,619,190 | Mar. 01, 1927 | J.C. Carlton | Radial Drill | radial drill presses |
| 1,621,061 | Mar. 15, 1927 | R.L. Carter | Door-mortising machine | mortising machines |
| 1,622,209 | Mar. 22, 1927 | C.B. Robinson | Boring and Reaming Tool | tapered reamers |
| 1,622,725 | Mar. 29, 1927 | D.C. Klausmeyer | Arm Mount with Accessible Gear Unit | industrial machine mechanisms |
| 1,628,757 | May 17, 1927 | W.W. Vosper | Ratchet Threading Tool | tap and die holders |
| 1,633,370 | Jun. 21, 1927 | S. Hunter | Door-lock-mortising machine | mortising machines |
| 1,635,179 | Jul. 12, 1927 | R.E. Flanders | Threading Tool | taps and dies |
| 1,635,703 | Jul. 12, 1927 | E.P. Bullard, Jr. | Multiple-Spindle Drilling Machine | |
