1704664

Information

• Patent Grant
• 1704664

• References
• Source

• Patent Number

  1,704,664

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1929
  96 years ago

• CPC

  • E21C29/24 - Trucks carrying the machine while working

• US Classifications

  • 299 - Mining or in situ disintegration of hard material