2181776

Information

• Patent Grant
• 2181776

• References
• Source

• Patent Number

  2,181,776

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1939
  85 years ago

• CPC

  • B43K3/04 - with retractable nibs

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning