2728566

Information

• Patent Grant
• 2728566

• References
• Source

• Patent Number

  2,728,566

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1955
  69 years ago

• CPC

  • E21C25/30 - Chain guides
  • Y10T83/7239 - With means to vary distance between pulley or sprocket axes

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 083 - Cutting