3337938

Information

• Patent Grant
• 3337938

• References
• Source

• Patent Number

  3,337,938

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1967
  57 years ago

• CPC

  • B23P15/08 - piston rings from several pieces
  • Y10T29/49281 - including coating or plating
  • Y10T29/49284 - including machining or angular cutting
  • Y10T29/49986 - Subsequent to metal working
  • Y10T82/30 - Miscellaneous

• US Classifications

  • 029 - Metal working
  • 082 - Turning