2790280

Information

• Patent Grant
• 2790280

• References
• Source

• Patent Number

  2,790,280

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1957
  67 years ago

• CPC

  • B24B47/26 - Accessories
  • B23Q5/20 - Adjusting or stopping working-spindles in a predetermined position
  • B24B19/10 - for grinding pistons
  • B24B41/04 - Headstocks Working-spindles Features relating thereto
  • B24B49/12 - involving optical means

• US Classifications

  • 451 - Abrading
  • 318 - Electricity: motive power systems