2747306

Information

• Patent Grant
• 2747306

• References
• Source

• Patent Number

  2,747,306

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1956
  68 years ago

• CPC

  • E01H5/073 - by belt or chain conveyors

• US Classifications

  • 037 - Excavating
  • 172 - Earth working