146681

Information

• Patent Grant
• 146681

• References
• Source

• Patent Number

  146,681

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1874
  151 years ago

• CPC

  • B28D1/122 - with exchangeable cutter bits or cutter segments
  • Y10T83/9338 - With additional element to prevent movement of connecting element

• US Classifications

  • 125 - Stone working
  • 083 - Cutting