2759258

Information

• Patent Grant
• 2759258

• References
• Source

• Patent Number

  2,759,258

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1956
  69 years ago

• CPC

  • B21J5/066 - Flow drilling
  • B21J5/063 - Friction heat forging
  • B21J5/10 - Piercing billets
  • B21K1/761 - rings
  • Y10T29/49668 - Sleeve or bushing making

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working