| Patents for Harry C. Kemper |
Patents 16 -
27
of 27
      |
| Number | Date | Patentee | Title | Type |
| 2,474,104 | Jun. 21, 1949 | H.C. Kemper, W.F. Groene | Drive Mechanism for Automatic Lathes | metalworking machine mechanisms |
| 2,489,203 | Nov. 22, 1949 | H.C. Kemper, H.J. Siekmann | Automatic Lathe Feed Mechanism | metalworking machine mechanisms |
| 2,492,229 | Dec. 27, 1949 | H.C. Kemper, R.K. Le Blond | Indicating Dial | machine tool controls |
| 2,493,299 | Jan. 03, 1950 | R.K. Le Blond, H.C. Kemper | Hydraulic Gear Shifting Mechanism | metalworking machine mechanisms |
| 2,502,792 | Apr. 04, 1950 | H.J. Siekmann, H.C. Kemper | Machine Tool Coolant Guard | metalworking machine mechanisms |
| 2,519,794 | Aug. 22, 1950 | H.C. Kemper, H.J. Siekmann | Hydraulic Gear Shifting Mechanism | metalworking machine mechanisms |
| 2,553,984 | May 22, 1951 | H.C. Kemper, H.J. Siekmann | Electric Duplicator Attachment for Lathes | metal lathe accessories and attachments |
| 2,558,275 | Jun. 26, 1951 | N.D. Cooper, H.C. Kemper, H.J. Siekmann | Lathe Control Mechanism | machine tool controls |
| 2,580,307 | Dec. 25, 1951 | R.K. Blond, H.C. Kemper | Milling machine feed drive transmission | milling machines |
| 2,591,268 | Apr. 01, 1952 | R.K. Blond, H.C. Kemper | Milling machine transmission control mechanism | milling machines |
| 2,660,932 | Dec. 01, 1953 | N.D. Cooper, H.C. Kemper | Automatic cycle machine tool | milling machines |
| 2,865,242 | Dec. 23, 1958 | C.J. Hunt, H.C. Kemper | Handwheel Actuated Machine Tool Mechanism | metal lathe accessories and attachments |