| Patents for Cincinnati Grinders, Inc. |
Patents 136 -
150
of 412
      |
| Number | Date | Patentee | Title | Type |
| 1,814,363 | Jul. 14, 1931 | C. Booth | Grinding Machinery | grinding machines |
| 1,814,364 | Jul. 14, 1931 | C. Booth | Valve Grinder | grinding machines |
| 1,814,365 | Jul. 14, 1931 | C. Booth | Grinding Machinery | grinding machines |
| 1,814,367 | Jul. 14, 1931 | J.E. Caster | Long Bar Grinder | grinding machines |
| 1,814,431 | Jul. 14, 1931 | J.E. Caster | Grinding Machinery | grinding machines |
| 1,816,170 | Jul. 28, 1931 | C. Booth | Grinding Machinery | grinding machines |
| 1,816,171 | Jul. 28, 1931 | C. Booth | Valve Grinder | grinding machines |
| GB-354,729 | Aug. 12, 1931 | n. listed | Improvements in or Relating to Centerless Grinding Machines | grinding machines |
| GB-356,242 | Sep. 02, 1931 | n. listed | Improvements in or Relating to Centerless Grinding Machines | grinding machines |
| 1,822,337 | Sep. 08, 1931 | J.E. Caster | Grinding Machinery | grinding machines |
| 1,822,348 | Sep. 08, 1931 | C.W. Hopkins | Grinding Machine | grinding machines |
| GB-357,188 | Sep. 18, 1931 | n. listed | Improvements in or Relating to Centreless Grinding Machines | grinding machines |
| GB-357,621 | Sep. 18, 1931 | n. listed | Improvements in Internal Centerless Grinding Machines | grinding machines |
| GB-357,622 | Sep. 18, 1931 | n. listed | Improvements in or Relating to Grinding or Abrading Machines | grinding machines |
| 1,825,753 | Oct. 06, 1931 | L.F. Nenninger | Truing Mechanism | grinding machines |
