2731708

Information

• Patent Grant
• 2731708

• References
• Source

• Patent Number

  2,731,708

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1956
  68 years ago

• CPC

  • B21J5/00 - Methods for forging, hammering, or pressing Special equipment or accessories therefor
  • B21C1/18 - from stock of limited length
  • B21C1/22 - specially adapted for making tubular articles
  • B21K1/22 - poppet valves
  • Y10T29/49309 - including forging
  • Y10T29/4981 - Utilizing transitory attached element or associated separate material

• US Classifications

  • 029 - Metal working