1938779

Information

• Patent Grant
• 1938779

• References
• Source

• Patent Number

  1,938,779

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1933
  91 years ago

• CPC

  • B23C1/025 - with working-spindle movable in a fixed position
  • Y10T74/19242 - Combined gear and clutch
  • Y10T409/304872 - to control limit of infeed
  • Y10T409/305152 - with means to change rate of infeed
  • Y10T409/305376 - Vertically

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 074 - Machine element or mechanism