1580821

Information

• Patent Grant
• 1580821

• References
• Source

• Patent Number

  1,580,821

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1926
  98 years ago

• CPC

  • B27G17/06 - Rasps
  • Y10T29/44 - Filing

• US Classifications

  • 144 - Woodworking
  • 015 - Brushing, scrubbing, and general cleaning
  • 029 - Metal working