3793571

Information

• Patent Grant
• 3793571

• References
• Source

• Patent Number

  3,793,571

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1974
  51 years ago

• CPC

  • H01J29/455 - formed on a silicon substrate
  • E21B7/024 - having means for adapting to inclined terrain; having means for stabilizing the vehicle while drilling
  • E21B7/025 - Rock drills

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 257 - Active solid-state devices