3822556

Information

• Patent Grant
• 3822556

• References
• Source

• Patent Number

  3,822,556

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1974
  50 years ago

• CPC

  • E01C19/522 - Apparatus for laying the elements by rolling or unfolding
  • E01C19/182 - solely for depositing
  • E02B3/121 - Devices for applying linings on banks or the water bottom
  • Y10T156/179 - with liquid applying means

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 404 - Road structure, process, or apparatus