3474550

Information

• Patent Grant
• 3474550

• References
• Source

• Patent Number

  3,474,550

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1969
  55 years ago

• CPC

  • E02F3/6472 - with elements of the scraper bowls being pivotable for dumping the soil
  • E02F3/64 - Buckets cars
  • E02F3/657 - Means to prevent the spilling of dredged material

• US Classifications

  • 037 - Excavating
  • 172 - Earth working