908866

Information

• Patent Grant
• 908866

• References
• Source

• Patent Number

  908,866

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1909
  116 years ago

• CPC

  • E02D23/06 - bringing persons or material into or out of compressed air caissons

• US Classifications

  • 405 - Hydraulic and earth engineering