| Patents Granted on 1928-03-13 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| CA-278,521 | Mar. 13, 1928 | J.F. Wheeler | OUTIL-COMBINAISON | combination tools |
| 1,662,078 | Mar. 13, 1928 | O. Severson | Method of and Machine for Grinding Fine-Tooth Hobs | hob grinding machines |
| 1,662,079 | Mar. 13, 1928 | O. Severson | Machine for Grinding Hob and Disk Cutters | hob grinding machines |
| 1,662,094 | Mar. 13, 1928 | E.J. Wesp | Adjustable bearing | metal shearing machines |
| 1,662,109 | Mar. 13, 1928 | E.R. Fellows | High Speed Gear Generating Machine | gear making machines |
| 1,662,165 | Mar. 13, 1928 | S. Punt | Linoleum Scriber | curve marking gauges |
| 1,662,192 | Mar. 13, 1928 | N. King | Back Turning Attachment for Lathes | metal lathe accessories and attachments |
| 1,662,313 | Mar. 13, 1928 | E. Henrikson | Pipe-Coupling Tapping Machine | tapping machines |
| 1,662,314 | Mar. 13, 1928 | J.F. Hyland | Veneer-cutting-machine attachment | veneer machines |
| 1,662,409 | Mar. 13, 1928 | C.E. Wakefield | Socket Wrench Set | wrench set holders |
| 1,662,424 | Mar. 13, 1928 | J.J. Judge | Multiple tool | combination tools |
| 1,662,511 | Mar. 13, 1928 | W. Geist | Power-transmitting mechanism | industrial machine pulleys and belt drive mechanisms |
| 1,662,598 | Mar. 13, 1928 | F.H. Bierman | Clutch and clutch-actuating mechanism | clutches |
| 1,662,638 | Mar. 13, 1928 | G.L. Curle | Slug Sawing Device | |
| 1,662,660 | Mar. 13, 1928 | H.C. Clay | Controller for Variable Speed Transmission | industrial machine speed and direction changing mechanisms |
