11232

Information

• Patent Grant
• 11232

• References
• Source

• Patent Number

  11,232

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1854
  170 years ago

• CPC

  • E21B19/008 - Winding units, specially adapted for drilling operations
  • F03G5/047 - Transmissions or couplings for horsemills

• US Classifications

  • 384 - Bearings
  • 185 - Motors: spring, weight, or animal powered