2121923

Information

• Patent Grant
• 2121923

• References
• Source

• Patent Number

  2,121,923

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1938
  86 years ago

• CPC

  • B23C1/025 - with working-spindle movable in a fixed position
  • Y10T409/304872 - to control limit of infeed
  • Y10T409/304984 - Adapted to electrically stimulate control
  • Y10T409/305096 - to effect stopping of infeed

• US Classifications

  • 409 - Gear cutting, milling, or planing