2184640

Information

• Patent Grant
• 2184640

• References
• Source

• Patent Number

  2,184,640

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1939
  85 years ago

• CPC

  • B24B5/00 - Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces Accessories therefor
  • Y10S451/901 - Super finish

• US Classifications

  • 451 - Abrading