| All Patents in class 451/365 |
Patents 16 -
30
of 37
      |
| Number | Date | Patentee | Title | Type |
| RE14,299 | May 08, 1917 | G.E. Peterson | Automatic back-rest | metal lathe accessories and attachments |
| 1,261,432 | Apr. 02, 1918 | S.E. Parslow | Milling Machine | milling machines |
| 1,364,324 | Jan. 04, 1921 | J. Siakel | Sandpapering-machine | belt sanders |
| 1,445,875 | Feb. 20, 1923 | R.W. Ellingham, C.E. Van Norman | Grinding machine | vehicle mechanic |
| 1,490,063 | Apr. 08, 1924 | W.S. Tower | Machinist's Clamp | vises |
| 1,589,043 | Jun. 15, 1926 | W.D. Archea, G.W. Binns | Grinding Machine | cylindrical grinders |
| 1,685,899 | Oct. 02, 1928 | W.K. Andrew | Clamping Device | clamps |
| 1,747,453 | Feb. 18, 1930 | C.L. Mattison | Chuck-locking device | wood lathe chucks |
| 1,922,246 | Aug. 15, 1933 | A.M. Johnson | Machine tool | honing machines |
| 2,002,665 | May 28, 1935 | C. Johnson | Abrading machine | sanding machines |
| 2,103,074 | Dec. 21, 1937 | R.D. Gardner | Clamping device | work holding |
| 2,148,156 | Feb. 21, 1939 | A. Hagopian | Combined Parallel Work Support and Clamp | machinist vises |
| 2,154,999 | Apr. 18, 1939 | F.W. Seybold | Composing room saw | printer |
| 2,340,553 | Feb. 01, 1944 | E.F. Obear, W.F. Obear | Abrasive cutoff machine | metal cutting circular saws |
| 2,400,767 | May 21, 1946 | C. Melidoni, H. Gass | Grinding attachment | cylindrical grinders |
