3251157

Information

• Patent Grant
• 3251157

• References
• Source

• Patent Number

  3,251,157

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1966
  58 years ago

• CPC

  • B24B3/085 - using a template
  • B24B17/02 - involving mechanical transmission means only

• US Classifications

  • 451 - Abrading