1253817

Information

• Patent Grant
• 1253817

• References
• Source

• Patent Number

  1,253,817

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1918
  106 years ago

• CPC

  • B23B5/16 - for bevelling, chamfering, or deburring the ends of bars or tubes
  • B27C3/02 - Stationary drilling machines with a single working spindle
  • Y10T408/47 - with work-infeed means
  • Y10T408/6776 - Actuated by Tool movement
  • Y10T408/72 - Friction clutch

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool