2156562

Information

• Patent Grant
• 2156562

• References
• Source

• Patent Number

  2,156,562

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1939
  86 years ago

• CPC

  • B24B5/26 - for grinding peculiarly profiled surfaces

• US Classifications

  • 451 - Abrading
  • 125 - Stone working