1379922

Information

• Patent Grant
• 1379922

• References
• Source

• Patent Number

  1,379,922

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1921
  103 years ago

• CPC

  • B43L19/04 - Fibrous erasers

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning