3378303

Information

• Patent Grant
• 3378303

• References
• Source

• Patent Number

  3,378,303

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1968
  56 years ago

• CPC

  • E21F13/086 - Armoured conveyors shifting devices
  • E21C35/20 - General features of equipment for removal of chippings
  • E21D23/0065 - driven, or automatically

• US Classifications

  • 299 - Mining or in situ disintegration of hard material