2646730

Information

• Patent Grant
• 2646730

• References
• Source

• Patent Number

  2,646,730

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1953
  71 years ago

• CPC

  • E01H5/12 - Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow with or without clearing or removing ; Roughening ice or hard snow by means of tools
  • E01C19/255 - by vehicles placed on the rolling device; provided with means for facilitating rapid road transport

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 172 - Earth working