3813820

Information

• Patent Grant
• 3813820

• References
• Source

• Patent Number

  3,813,820

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1974
  50 years ago

• CPC

  • B28D1/041 - with cylinder saws
  • B23B39/22 - with working-spindles in opposite headstocks
  • B23B2226/45 - Glass
  • Y10T408/378 - Coaxial, opposed tools
  • Y10T408/6757 - Fluid means

• US Classifications

  • 451 - Abrading
  • 408 - Cutting by use of rotating axially moving tool