2804690

Information

• Patent Grant
• 2804690

• References
• Source

• Patent Number

  2,804,690

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1957
  67 years ago

• CPC

  • E02D23/08 - Lowering or sinking caissons
  • E02D15/08 - Sinking workpieces into water or soil inasmuch as not provided for elsewhere

• US Classifications

  • 033 - Geometrical instruments