3421326

Information

• Patent Grant
• 3421326

• References
• Source

• Patent Number

  3,421,326

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1969
  55 years ago

• CPC

  • E02D17/18 - Making embankments
  • E02B3/06 - Moles Piers Quay walls Groynes Breakwaters Wave dissipating walls; Quay equipment
  • E02D29/0241 - the retention means being reinforced earth elements
  • E04C3/36 - of other materials not covered by groups E04C3/40 - E04C3/44 of a combination of two or more materials
  • E21D11/04 - Lining with building materials

• US Classifications

  • 405 - Hydraulic and earth engineering