3423857

Information

• Patent Grant
• 3423857

• References
• Source

• Patent Number

  3,423,857

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1969
  55 years ago

• CPC

  • E01H5/096 - about axes parallel or substantially parallel to the direction of clearing

• US Classifications

  • 037 - Excavating
  • 406 - Conveyors: fluid current