2052481

Information

• Patent Grant
• 2052481

• References
• Source

• Patent Number

  2,052,481

• Date Filed

  Not available

• Date Issued

  Tuesday, August 25, 1936
  88 years ago

• CPC

  • E02F7/10 - Pipelines for conveying excavated materials
  • F16L1/126 - on or close to the surface

• US Classifications

  • 073 - Measuring and testing
  • 037 - Excavating
  • 177 - Weighing scales
  • 200 - Electricity: circuit makers and breakers
  • 338 - Electrical resistors
  • 340 - Communications: electrical