1422140

Information

• Patent Grant
• 1422140

• References
• Source

• Patent Number

  1,422,140

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1922
  103 years ago

• CPC

  • B23Q1/66 - Worktables interchangeably movable into operating positions
  • B23B5/28 - for turning wheels or wheel sets or cranks thereon
  • B23B31/16025 - using fluid-pressure means to actuate the gripping means
  • Y10T29/513 - Stationary work
  • Y10T82/2514 - with work feeder or remover

• US Classifications

  • 029 - Metal working
  • 082 - Turning
  • 409 - Gear cutting, milling, or planing