2830358

Information

• Patent Grant
• 2830358

• References
• Source

• Patent Number

  2,830,358

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1958
  66 years ago

• CPC

  • B22F5/02 - of piston rings
  • B23P15/06 - piston rings from one piece

• US Classifications

  • 419 - Powder metallurgy processes