2133173

Information

• Patent Grant
• 2133173

• References
• Source

• Patent Number

  2,133,173

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1938
  86 years ago

• CPC

  • E01C19/24 - hand propelled
  • E01C19/238 - Wetting, cleaning or heating rolling elements
  • E04F21/248 - used by an operator walking behind the trowel

• US Classifications

  • 404 - Road structure, process, or apparatus