| Patents for none listed |
Patents 346 -
360
of 3142
      |
| Number | Date | Patentee | Title | Type |
| 1,254,589 | Jan. 22, 1918 | J. Forsman | Shaper Fixture | metal shapers |
| 1,254,709 | Jan. 29, 1918 | O. Anderson, D. Levinger | Tapping Machine | |
| D51,729 | Feb. 05, 1918 | C.W. Manzel | Leaf Spring Lubricating Tool | leaf spring spreaders and lubricators |
| 1,256,131 | Feb. 12, 1918 | R. Hervig | Lathe Attachment | metal lathe chucks |
| 1,256,269 | Feb. 12, 1918 | A.C. Seeger | Compression Grease Cup | |
| 1,256,471 | Feb. 12, 1918 | T. Genero | Wear Compensating Feed Screw for Drills | |
| 1,257,003 | Feb. 19, 1918 | H.S. Hoyt | Nut Or Bolt Holder | socket wrenches |
| 1,257,483 | Feb. 26, 1918 | K.J. Almfelt, A. Hart | Measuring Indicator or Gauge | measurement gauges |
| 1,257,927 | Feb. 26, 1918 | W.M. Reagan | Scissors and Shears Sharpening Device | scissor sharpeners |
| 1,258,876 | Mar. 12, 1918 | S.G. Croker | Charging Means for Grease Cups | |
| 1,258,998 | Mar. 12, 1918 | J. Ditson | Drill Sharpener | drill grinders |
| 1,258,999 | Mar. 12, 1918 | J. Ditson | Drill Sharpener | |
| 1,259,130 | Mar. 12, 1918 | E. Ritz, Jr. | Internal and External Grinder | |
| 1,259,131 | Mar. 12, 1918 | E. Ritz, Jr. | Grinder | |
| 1,259,770 | Mar. 19, 1918 | C.G. Olson | Grinding Machine | |
