2132197

Information

• Patent Grant
• 2132197

• References
• Source

• Patent Number

  2,132,197

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1938
  87 years ago

• CPC

  • B23P15/06 - piston rings from one piece
  • B23P9/02 - Treating or finishing by applying pressure
  • Y10T29/49275 - including forging or hammering

• US Classifications

  • 029 - Metal working