| All Patents in class 29/33P |
Patents 1 -
10
of 25
      |
| Picture | Number | Date | Patentee | Title |
| | 1,617,606 | Feb. 15, 1927 | H.C. Pierle | Machine Tool |
 | 1,714,603 | May 28, 1929 | H.B. Kraut | Machine for Reclaiming Rails |
| | 1,835,591 | Dec. 08, 1931 | E.P. Bullard | Automatic Work Feeding and Chucking Means for Multiple Spindle Lathes |
| | 1,999,657 | Apr. 30, 1935 | W.C. Heath | Conveyer for Production Lines |
| | 2,033,449 | Mar. 10, 1936 | E.G. Roehm, M. Romaine | Machine Tool Mechanism |
 | 2,063,955 | Dec. 15, 1936 | B.P. Schiltz | Apparatus for machining metal parts |
 | 2,088,119 | Jul. 27, 1937 | B.P. Schiltz | Method of machining metallic workpieces |
 | 2,202,878 | Jun. 04, 1940 | H.E. Tautz | Drill press guard |
| | 2,585,216 | Feb. 12, 1952 | T. Foster, S.A. Brandenburg, C.A. Bickel | Unitary Mechanism for Performing Multiple Simultaneous and Successive Operations |
| | 2,728,268 | Dec. 27, 1955 | P.F. Ochotschinsky, M.V. Waters, R.N. Clifton | Concavity Generating Milling Machine |
