| Patents Granted on 1928-03-__ |
Patents 1 -
15
of 50
      |
| Number | Date | Patentee | Title | Type |
| CA-278,316 | Mar. 06, 1928 | N.A. Strand | Roue a Polir et a Brunir | polishing and buffing machinery |
| 1,661,174 | Mar. 06, 1928 | H.G. Francis | Glue spreader | gluing machines |
| 1,661,295 | Mar. 06, 1928 | B.A. Linderman | Fluid-pressure device | vehicle brakes |
| 1,661,330 | Mar. 06, 1928 | R.D. Gardner, J. Nielsen, E.B. Gardner | Grinding machine | |
| 1,661,367 | Mar. 06, 1928 | B.F. Helminiak | Tube Flaring Tool | pipe and tube expanders |
| 1,661,474 | Mar. 06, 1928 | W.F. Groene | Spindle Stop | machine tool controls |
| 1,661,610 | Mar. 06, 1928 | R.M. Bacon, W.F. Groene | Machine Tool | metalworking machine mechanisms |
| 1,661,786 | Mar. 06, 1928 | E.P. Bullard, Jr. | Automobile Bumper | |
| 1,661,935 | Mar. 06, 1928 | T.J. Fegley, G.O. Leopold | Chuck for extension bits | |
| 1,662,002 | Mar. 06, 1928 | J.H. Dowd | Wrench | pipe wrenches |
| 1,662,005 | Mar. 06, 1928 | C.A. Johnson | Ready Edge Blade | plane blades |
| GB-286,570 | Mar. 08, 1928 | H.H. Asbridge | Improvements Relating to the Grinding of Gear Wheel Teeth | gear grinding machines |
| 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 |
