3640581

Information

• Patent Grant
• 3640581

• References
• Source

• Patent Number

  3,640,581

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  52 years ago

• CPC

  • E21C35/125 - Means for inclining the conveyor

• US Classifications

  • 299 - Mining or in situ disintegration of hard material