2884272

Information

• Patent Grant
• 2884272

• References
• Source

• Patent Number

  2,884,272

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1959
  65 years ago

• CPC

  • E21D17/086 - or articulated type
  • Y10T403/32319 - including pivot stud

• US Classifications

  • 403 - Joints and connections
  • 405 - Hydraulic and earth engineering