2184469

Information

• Patent Grant
• 2184469

• References
• Source

• Patent Number

  2,184,469

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1939
  85 years ago

• CPC

  • E01C5/04 - made of bricks
  • E01C2201/02 - having fixed spacing features
  • E01C2201/167 - by reinforcement or mesh

• US Classifications

  • 404 - Road structure, process, or apparatus
  • 425 - Plastic article or earthenware shaping or treating: apparatus