3307276

Information

• Patent Grant
• 3307276

• References
• Source

• Patent Number

  3,307,276

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1967
  57 years ago

• CPC

  • E02F3/08 - with digging elements on an endless chain
  • E02F3/146 - guides for chains or buckets

• US Classifications

  • 037 - Excavating