643224

Information

• Patent Grant
• 643224

• References
• Source

• Patent Number

  643,224

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1900
  124 years ago

• CPC

  • B21F45/22 - of paper fasteners or clips

• US Classifications

  • 140 - Wireworking
  • 072 - Metal deforming