1374877

Information

• Patent Grant
• 1374877

• References
• Source

• Patent Number

  1,374,877

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1921
  104 years ago

• CPC

  • B23P9/04 - Treating or finishing by hammering or applying repeated pressure
  • Y10T29/49275 - including forging or hammering

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working