| Patents for Cincinnati Grinders, Inc. |
Patents 76 -
90
of 412
      |
| Number | Date | Patentee | Title | Type |
| FR-677,089 | Mar. 03, 1930 | n. listed | Process Improvements For The Manufacture Of Non-Cylindrical Rollers | grinding machines |
| 1,749,328 | Mar. 04, 1930 | A. Turner, S. Einstein | Dead-Center Grinder | grinding machines |
| 1,750,175 | Mar. 11, 1930 | H.W. Holmes | Truing Device | grinding machines |
| FR-678,649 | Apr. 02, 1930 | n. listed | Improvements to Grinding Machines | grinding machines |
| GB-309,413 | Apr. 03, 1930 | n. listed | Improvements in or Relating to Centerless Grinders | grinding machines |
| 1,753,682 | Apr. 08, 1930 | G.W. Binns | Truing Mechanism | grinding machines |
| FR-679,745 | Apr. 16, 1930 | n. listed | Improvements to Grinding Machines | grinding machines |
| DE-497,052 | May 05, 1930 | n. listed | Machine for Grinding Balls Between Rotating Grinding or Guide Disks in a Threefold Arrangement | grinding machines |
| FR-680,778 | May 06, 1930 | n. listed | Improvements to Grinding Machines | grinding machines |
| 1,757,612 | May 06, 1930 | W.D. Archea, G.W. Binns | Centerless Grinding Machinery | grinding machines |
| GB-309,412 | May 22, 1930 | n. listed | Improvements in or Relating to Processes of and Machines for Grinding Work Pieces with a Plurality of Unequal Diameters | grinding machines |
| DE-500,678 | Jun. 26, 1930 | n. listed | Grinding of Balls Between Two Roller-shaped Grinding or Guide Bodies | grinding machines |
| DE-500,776 | Jun. 26, 1930 | n. listed | Cylindrical grinding from the outside exactly cylindrical machined a ring body on the inner cylinder surface | cylindrical grinders |
| CH-140,791 | Jun. 30, 1930 | n. listed | Method and Machine for Dressing Tubular Objects on the Outside and Inside | grinding machines |
| GB-311,328 | Aug. 05, 1930 | n. listed | Improvements in or Relating to Centerless Grinders | grinding machines |
