3521411

Information

• Patent Grant
• 3521411

• References
• Source

• Patent Number

  3,521,411

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1970
  54 years ago

• CPC

  • B24B7/16 - for grinding end-faces
  • F16D65/0037 - Devices for conditioning friction surfaces
  • B23B2235/045 - Simultaneous machining of both sides of the brake disc

• US Classifications

  • 451 - Abrading