3826472

Information

• Patent Grant
• 3826472

• References
• Source

• Patent Number

  3,826,472

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1974
  50 years ago

• CPC

  • E21B15/00 - Derricks Masts; Other supports
  • E21B19/04 - Hooks

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 052 - Static structures