1521860

Information

• Patent Grant
• 1521860

• References
• Source

• Patent Number

  1,521,860

• Date Filed

  Not available

• Date Issued

  Tuesday, January 6, 1925
  100 years ago

• CPC

  • A01F1/02 - Hand-operated tools

• US Classifications

  • 289 - Knots and knot tying