| All Patents in class 82/137 |
Patents 211 -
225
of 252
      |
| Number | Date | Patentee | Title | Type |
| 2,387,012 | Oct. 16, 1945 | J. Daugherty | Tool Lifter for Machine Tools | metal planers |
| 2,436,258 | Feb. 17, 1948 | L.W. Haynes | Form Turning Tool Mechanism | metalworking machine mechanisms |
| 2,450,788 | Oct. 05, 1948 | T. Foster | Lathe Attachment | metal lathe accessories and attachments |
| 2,484,874 | Oct. 18, 1949 | R.W. Brown | Adjustable Variable Slide Actuator | metalworking machine mechanisms |
| 2,525,216 | Oct. 10, 1950 | R.A. Garrand | Toolholder | metalworking machine tool holders |
| 2,553,984 | May 22, 1951 | H.C. Kemper, H.J. Siekmann | Electric Duplicator Attachment for Lathes | metal lathe accessories and attachments |
| 2,561,724 | Jul. 24, 1951 | C.A. Bickel | Apparatus for Operating Lathes | metalworking variable speed mechanisms |
| 2,565,628 | Aug. 28, 1951 | P.F. Ravilious | Differential Screw Adjustment | metalworking machines |
| 2,569,526 | Oct. 02, 1951 | C.H. Johnson | Hydraulic Follow-Up Tool Feed for Lathes | metal lathes |
| 2,569,873 | Oct. 02, 1951 | E.L. Stacey | Method of Setting of Tool for Brake Drum Machining | special purpose gauges |
| 2,572,361 | Oct. 23, 1951 | G.W. Luning | Lathe Cross-Feed Indicating Dial | metalworking machine mechanisms |
| 2,585,215 | Feb. 12, 1952 | T. Foster, S.A. Brandenburg, C.A. Bickel | Power unit | metalworking power transmission |
| 2,585,216 | Feb. 12, 1952 | S.A. Brandenburg, C.A. Bickel, T. Foster | Unitary Mechanism for Performing Multiple Simultaneous and Successive Operations | multiple spindle lathes |
| 2,600,988 | Jun. 17, 1952 | R.B. Lesher, C.E. Greene | Constant Surface Speed Lathe | machine tool controls |
| 2,630,038 | Mar. 03, 1953 | T.B. Buell, H.R. Leber | Automatic multiple cycle apparatus for machine tools | |
