621250

Information

• Patent Grant
• 621250

• References
• Source

• Patent Number

  621,250

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1899
  125 years ago

• CPC

  • B23Q5/32 - Feeding working-spindles
  • Y10T74/17 - Rotary driven device adjustable during operation relative to its supporting structure
  • Y10T408/42 - Axis of Tool moving with work during operation

• US Classifications

  • 074 - Machine element or mechanism
  • 144 - Woodworking
  • 408 - Cutting by use of rotating axially moving tool