1081840

Information

• Patent Grant
• 1081840

• References
• Source

• Patent Number

  1,081,840

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1913
  111 years ago

• CPC

  • B43K17/02 - Nibs having more than two legs

• US Classifications

  • 033 - Geometrical instruments
  • 030 - Cutlery