2480354

Information

• Patent Grant
• 2480354

• References
• Source

• Patent Number

  2,480,354

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1949
  75 years ago

• CPC

  • B44B3/04 - wherein non-plane surfaces are worked
  • B44B2700/025 - for engraving a surface of revolution
  • Y10T409/50082 - Process
  • Y10T409/502788 - Arcuate groove

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 033 - Geometrical instruments
  • 076 - Metal tools and implements, making
  • 451 - Abrading