2689774

Information

• Patent Grant
• 2689774

• References
• Source

• Patent Number

  2,689,774

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1954
  70 years ago

• CPC

  • B23P15/06 - piston rings from one piece
  • F16J9/04 - Helical rings

• US Classifications

  • 277 - Seal for a joint or juncture