1339027

Information

• Patent Grant
• 1339027

• References
• Source

• Patent Number

  1,339,027

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1920
  104 years ago

• CPC

  • B24B5/04 - for grinding cylindrical surfaces externally
  • Y10S451/915 - Abrading wheel speed control

• US Classifications

  • 451 - Abrading
  • 303 - Fluid-pressure and analogous brake systems