2300680

Information

• Patent Grant
• 2300680

• References
• Source

• Patent Number

  2,300,680

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1942
  82 years ago

• CPC

  • E02F3/8833 - Floating installations
  • E02F3/88 - with arrangements acting by a sucking or forcing effect
  • E02F3/9287 - Vibrating suction heads
  • E21C50/00 - Obtaining minerals from underwater, not otherwise provided for

• US Classifications

  • 037 - Excavating
  • 299 - Mining or in situ disintegration of hard material