2175511

Information

• Patent Grant
• 2175511

• References
• Source

• Patent Number

  2,175,511

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1939
  85 years ago

• CPC

  • E01C19/178 - Elements or attachments for spreading-out or smoothing-down the applied material

• US Classifications

  • 404 - Road structure, process, or apparatus
  • 172 - Earth working