2668634

Information

• Patent Grant
• 2668634

• References
• Source

• Patent Number

  2,668,634

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1954
  71 years ago

• CPC

  • E04H7/14 - ball-shaped

• US Classifications

  • 220 - Receptacles
  • 285 - Pipe joints or couplings