3802790

Information

• Patent Grant
• 3802790

• References
• Source

• Patent Number

  3,802,790

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1974
  50 years ago

• CPC

  • E01C9/004 - Pavings specially adapted for allowing vegetation
  • E01C7/14 - Concrete paving
  • E01C9/002 - Coverings, the surface of which consists partly of prefabricated units and partly of sections made in situ
  • Y10T428/24661 - Forming, or cooperating to form cells

• US Classifications

  • 404 - Road structure, process, or apparatus
  • 047 - Plant husbandry
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 428 - Stock material or miscellaneous articles