| Patents for none listed |
Patents 976 -
990
of 3145
      |
| Number | Date | Patentee | Title | Type |
| 1,685,503 | Sep. 25, 1928 | E.M. Pfauser | Socket Wrench | socket wrenches |
| GB-278,002 | Sep. 27, 1928 | J.E. Caster | Improvements in and relating to Grinding Spherical Articles | centerless grinders |
| 1,686,318 | Oct. 02, 1928 | G.B. Gallasch | Gauge | special purpose gauges |
| CA-293,704 | Oct. 08, 1928 | H.A. McGowan | Crank Case Implement | automotive specialty wrenches |
| 1,686,523 | Oct. 09, 1928 | E.C. Head | Machine for producing gears | gear making machines |
| 1,687,609 | Oct. 16, 1928 | H.A. Gehres | Driving Mechanism for Engine Accesories | attachments |
| 1,687,649 | Oct. 16, 1928 | F.L. Gillett | Cutter Clearence Gauge | special purpose gauges |
| 1,687,788 | Oct. 16, 1928 | A.S. Pinkus | Screw Gripping Screwdriver | screwdriver blades |
| 1,688,320 | Oct. 23, 1928 | A.J. Bassett | Mixing Device for Oil Gas Apparatus | oil gas apparatus |
| 1,689,376 | Oct. 30, 1928 | J. Zilliox | Multiple Bit Tool | screwdrivers |
| GB-300,061 | Nov. 08, 1928 | n. listed | Improvements in Centreless Grinding Machines | centerless grinders |
| 1,691,320 | Nov. 13, 1928 | H.M. Whitcomb | Attachment for lathes | metal lathes |
| GB-294,594 | Nov. 15, 1928 | J.E. Caster | Improvements in Machines for Grinding Spherical Articles | centerless grinders |
| 1,692,705 | Nov. 20, 1928 | W.L. Schellenbach | Clutch Actuating Means for Machine Tools | engine lathes |
| 1,693,755 | Dec. 04, 1928 | J.P. Hotz | Tire Chain Tool | chain |
