2305824

Information

• Patent Grant
• 2305824

• References
• Source

• Patent Number

  2,305,824

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1942
  82 years ago

• CPC

  • B23Q11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
  • B23Q17/24 - using optics or electromagnetic waves
  • B23Q35/26 - designed for a physical contact with a pattern or a model
  • B23Q35/30 - for control of an electrical or electro-hydraulic copying system
  • Y10T409/303472 - Tracer

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 116 - Signals and indicators